{"id":3034,"date":"2026-02-26T21:02:42","date_gmt":"2026-02-26T21:02:42","guid":{"rendered":"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/"},"modified":"2026-02-26T21:02:42","modified_gmt":"2026-02-26T21:02:42","slug":"freeway-space-definition-uses-and-clinical-overview","status":"publish","type":"post","link":"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/","title":{"rendered":"freeway space: Definition, Uses, and Clinical Overview"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Overview of freeway space(What it is)<\/h2>\n\n\n\n<p>freeway space is the small separation between the upper and lower teeth when the jaw is at rest.<br\/>\nIt is also called the \u201cinterocclusal rest space\u201d in many dental texts.<br\/>\nIt is commonly discussed when planning dentures, bite changes, and full-mouth rehabilitation.<br\/>\nIt helps clinicians describe how the jaw closes from a relaxed position into tooth contact.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why freeway space used (Purpose \/ benefits)<\/h2>\n\n\n\n<p>In daily life, most people do not keep their teeth touching all the time. When the jaw is relaxed, the lips may be together while the teeth are slightly apart. freeway space describes that natural \u201cresting clearance.\u201d<\/p>\n\n\n\n<p>Clinically, the concept matters because it helps prevent a bite from being set too \u201ctall\u201d or too \u201cclosed.\u201d In prosthodontics (denture and restorative dentistry), altering the vertical relationship between the jaws can affect comfort, speech, facial support, chewing efficiency, and muscle fatigue. When vertical dimension is increased without adequate physiologic tolerance, some patients may feel strain in the jaw muscles or notice difficulty adapting.<\/p>\n\n\n\n<p>freeway space is used as a checkpoint rather than a standalone goal. It supports decision-making when:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Establishing or verifying vertical dimension in dentures or extensive restorations  <\/li>\n<li>Assessing whether the jaw posture appears relaxed versus guarded or strained  <\/li>\n<li>Evaluating how occlusal changes might influence muscle activity and function<\/li>\n<\/ul>\n\n\n\n<p>A key benefit is communication: the term gives clinicians and students a shared way to describe the \u201cdifference\u201d between a resting jaw position and a fully closed, tooth-contact position. The problem it helps address is excessive tooth contact at rest (or insufficient restorative space), which can contribute to discomfort, instability of prostheses, or functional complaints in some cases. How much freeway space is appropriate varies by clinician and case.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Indications (When dentists use it)<\/h2>\n\n\n\n<p>Common situations where freeway space may be assessed or discussed include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Complete denture and immediate denture planning  <\/li>\n<li>Recording jaw relations (especially vertical dimension) for prosthodontic work  <\/li>\n<li>Full-mouth rehabilitation cases where the bite is being reorganized  <\/li>\n<li>Severe tooth wear cases where vertical dimension questions arise  <\/li>\n<li>Evaluating occlusal comfort after significant restorative changes  <\/li>\n<li>Troubleshooting issues like facial \u201cover-closure\u201d appearance or strained speech after new prostheses  <\/li>\n<li>Temporomandibular disorder (TMD) screenings where muscle tenderness and jaw posture are considered (as part of a broader exam)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Contraindications \/ when it\u2019s NOT ideal<\/h2>\n\n\n\n<p>freeway space is a useful concept, but it is not a single measurement that \u201cdiagnoses\u201d a problem or dictates treatment. It may be less reliable or less central in situations such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Patients who cannot consistently achieve a relaxed jaw posture during an exam (anxiety, pain, guarding, strong gag reflex)  <\/li>\n<li>Acute jaw pain or significant muscle spasm, where \u201crest position\u201d may be altered  <\/li>\n<li>Neuromuscular conditions affecting muscle tone or head posture  <\/li>\n<li>Cases where other records are prioritized (for example, when occlusal vertical dimension decisions rely more heavily on esthetics, phonetics, and functional evaluation)  <\/li>\n<li>Situations where tooth contact is intentionally managed differently (for example, certain orthodontic or orthognathic planning contexts), depending on the clinician\u2019s approach  <\/li>\n<li>When a \u201cnumber\u201d is pursued without considering patient adaptation, comfort, and function (another approach may be better than focusing on freeway space alone)<\/li>\n<\/ul>\n\n\n\n<p>In general, clinicians interpret freeway space alongside multiple findings. If a patient\u2019s history and exam point toward other priorities, those may guide the plan more than a rest-space estimate.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How it works (Material \/ properties)<\/h2>\n\n\n\n<p>freeway space is not a dental material, so properties like flow, viscosity, filler content, strength, and wear resistance do not apply.<\/p>\n\n\n\n<p>The closest relevant \u201cproperties\u201d are physiologic and functional rather than mechanical:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Neuromuscular rest position:<\/strong> The jaw\u2019s resting posture is influenced by muscle tone, breathing pattern, and head\/neck posture. Because these factors vary, freeway space is not perfectly fixed.  <\/li>\n<li><strong>Vertical dimension relationship:<\/strong> freeway space is often described as the difference between the vertical dimension at rest (jaw relaxed) and the vertical dimension when the teeth are together (occlusion).  <\/li>\n<li><strong>Functional adaptability:<\/strong> Some patients adapt easily to modest changes in vertical dimension, while others notice symptoms. Adaptation varies by clinician and case and depends on the overall occlusal scheme, muscle status, and patient factors.  <\/li>\n<li><strong>Measurement variability:<\/strong> Different methods (visual observation, phonetic checks, facial measurements, or record bases in dentures) may produce slightly different results. Consistency and clinical context are typically emphasized over a single \u201cperfect\u201d value.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">freeway space Procedure overview (How it\u2019s applied)<\/h2>\n\n\n\n<p>Because freeway space is a clinical concept rather than a restorative product, the typical restorative sequence does not directly apply. Still, to match the requested workflow structure, the following shows the standard restorative steps and notes their relevance:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Isolation \u2192 etch\/bond \u2192 place \u2192 cure \u2192 finish\/polish:<\/strong> Not applicable to freeway space (these are steps for bonded restorations like composite fillings).<\/li>\n<\/ul>\n\n\n\n<p>A more relevant high-level workflow (general and simplified) is:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>History and symptom review:<\/strong> The clinician notes comfort, fatigue, speech concerns, wear patterns, and prosthesis history when relevant.  <\/li>\n<li><strong>Observation of rest posture:<\/strong> The patient is guided to relax the jaw; the clinician observes facial posture and mandibular position.  <\/li>\n<li><strong>Record rest and closure positions:<\/strong> The clinician estimates the rest position and compares it to tooth contact position (methods vary by clinician and case).  <\/li>\n<li><strong>Use in planning:<\/strong> For dentures or major bite changes, freeway space is considered alongside esthetics (facial support), phonetics (speech sounds), and function (chewing, comfort).  <\/li>\n<li><strong>Trial and verification:<\/strong> In prosthodontic workflows, wax rims or trial setups may be adjusted and rechecked.  <\/li>\n<li><strong>Delivery and reassessment:<\/strong> After insertion of dentures or completion of restorations, comfort and function are reassessed over time.<\/li>\n<\/ol>\n\n\n\n<p>This overview is intentionally non-procedural and does not replace individualized clinical evaluation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Types \/ variations of freeway space<\/h2>\n\n\n\n<p>freeway space is sometimes discussed as if it were a single value, but clinically it\u2019s better thought of as a small, variable range that can differ among individuals and even within the same person at different times.<\/p>\n\n\n\n<p>Common ways the concept is \u201cvaried\u201d or categorized include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Physiologic (habitual) rest space:<\/strong> The clearance seen when a patient is relaxed and upright. This is the most commonly referenced idea.  <\/li>\n<li><strong>Influenced rest space:<\/strong> Rest posture can change with stress, fatigue, pain, posture, airway patterns, and awareness of being examined.  <\/li>\n<li><strong>Prosthodontic planning rest space:<\/strong> In complete denture or large restorative cases, freeway space is considered relative to planned vertical dimension, often as part of multiple checks (comfort, appearance, and speech).  <\/li>\n<li><strong>Apparent vs recorded:<\/strong> A clinician might distinguish between what is observed clinically and what is recorded using specific methods. Discrepancies are not unusual and are interpreted in context.<\/li>\n<\/ul>\n\n\n\n<p>Although some educational sources describe freeway space as \u201ca few millimeters,\u201d the meaningful point for patients and students is that acceptable values are not universal and interpretation varies by clinician and case.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pros and cons<\/h2>\n\n\n\n<p>Pros:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Helps describe the difference between relaxed jaw posture and tooth contact in simple terms  <\/li>\n<li>Supports communication during denture, bite, and full-mouth rehabilitation planning  <\/li>\n<li>Encourages consideration of comfort and muscle relaxation when changing vertical dimension  <\/li>\n<li>Can be a practical cross-check alongside esthetics and speech assessments  <\/li>\n<li>Helps frame why constant tooth contact at rest may feel tiring for some people  <\/li>\n<li>Useful teaching concept for linking anatomy, function, and occlusion<\/li>\n<\/ul>\n\n\n\n<p>Cons:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Not a \u201cmaterial\u201d or single test; it cannot confirm a diagnosis by itself  <\/li>\n<li>Rest position can be inconsistent during appointments due to stress or pain  <\/li>\n<li>Different measurement methods can yield different results  <\/li>\n<li>Overemphasis on a single value may distract from function, comfort, and overall occlusal goals  <\/li>\n<li>Less directly applicable in small restorative work where vertical dimension is unchanged  <\/li>\n<li>Interpretation depends heavily on clinician judgment and patient-specific factors<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Aftercare &amp; longevity<\/h2>\n\n\n\n<p>Because freeway space is not a restoration, it does not have \u201caftercare\u201d in the usual sense. What matters is how well a patient adapts to any dental work where vertical dimension and occlusal contacts are changed.<\/p>\n\n\n\n<p>Factors that commonly influence comfort and long-term stability include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bite forces and tooth contact patterns:<\/strong> Heavy clenching or uneven contacts can affect how a new bite feels over time.  <\/li>\n<li><strong>Bruxism (clenching\/grinding):<\/strong> Bruxism can increase muscle fatigue and may complicate adaptation to bite changes or new prostheses.  <\/li>\n<li><strong>Oral hygiene and maintenance:<\/strong> Gum health and tooth stability influence how predictable occlusal relationships remain.  <\/li>\n<li><strong>Regular dental follow-up:<\/strong> Periodic reassessment can catch changes in fit (especially with dentures), wear, or shifting contacts.  <\/li>\n<li><strong>Material choice and design (when restorations are involved):<\/strong> The durability of crowns, dentures, or bite appliances depends on design and materials, which varies by material and manufacturer.  <\/li>\n<li><strong>General health and medications:<\/strong> Dry mouth, muscle conditions, and other systemic factors can indirectly affect comfort and function.<\/li>\n<\/ul>\n\n\n\n<p>If new dentures or extensive restorations are involved, clinicians typically monitor comfort, speech, and chewing as the patient adapts. The expected adaptation timeline varies by clinician and case.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Alternatives \/ comparisons<\/h2>\n\n\n\n<p>freeway space is a functional measurement concept, not a filling or crown material, so it is not directly comparable to restorative materials like flowable composite, packable composite, glass ionomer, or compomer. Those materials are selected for restoring tooth structure; freeway space is used to help describe jaw posture and vertical dimension relationships.<\/p>\n\n\n\n<p>That said, the comparison becomes relevant in indirect ways:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>When restorations change vertical dimension:<\/strong> Full-coverage crowns, onlays, or extensive composite work can alter occlusal contacts. In such cases, freeway space may be discussed as part of evaluating whether the new vertical dimension seems reasonable and comfortable.  <\/li>\n<li><strong>Flowable vs packable composite:<\/strong> These differ mainly in handling and mechanical performance (flowable is generally less filled and more fluid; packable is more sculptable). They typically do not change vertical dimension unless used extensively or in reorganized occlusion cases.  <\/li>\n<li><strong>Glass ionomer and compomer:<\/strong> Often discussed for specific indications (moisture tolerance, fluoride release for some glass ionomers). Again, they are not \u201calternatives\u201d to freeway space, but the extent of restorative work done with any material can influence occlusion and comfort.<\/li>\n<\/ul>\n\n\n\n<p>A more direct conceptual comparison is between freeway space and other occlusal records\/checks used in complex care, such as esthetic facial measurements, phonetic evaluations, and jaw relation records. Clinicians typically combine multiple approaches rather than relying on only one.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Common questions (FAQ) of freeway space<\/h2>\n\n\n\n<p><strong>Q: Is freeway space the same as my bite?<\/strong><br\/>\nNo. freeway space describes the small gap between the teeth when your jaw is relaxed, not when you are biting together. Your \u201cbite\u201d usually refers to how the teeth meet in contact (occlusion). The two are related because rest posture transitions into tooth contact.<\/p>\n\n\n\n<p><strong>Q: Why would my dentist talk about freeway space if I\u2019m getting dentures?<\/strong><br\/>\nDenture planning often involves setting how \u201ctall\u201d the bite is (vertical dimension) and where the jaws meet. freeway space can be one of several checks to help avoid a bite position that feels strained or unnatural. It is typically considered together with speech, appearance, and comfort.<\/p>\n\n\n\n<p><strong>Q: Can freeway space change over time?<\/strong><br\/>\nYes, it can. Jaw posture can be influenced by tooth wear, missing teeth, new restorations, denture fit changes, stress-related clenching, and muscle comfort. Day-to-day variation can also occur depending on fatigue, posture, and awareness during an exam.<\/p>\n\n\n\n<p><strong>Q: How do clinicians measure freeway space?<\/strong><br\/>\nMethods vary by clinician and case. In general, the clinician compares a relaxed jaw position (rest) to the position when the teeth touch (occlusion), sometimes using facial reference points, phonetic cues, or prosthodontic records. Because rest position can be variable, results are interpreted in context rather than treated as a single definitive number.<\/p>\n\n\n\n<p><strong>Q: Does freeway space relate to jaw joint problems (TMD)?<\/strong><br\/>\nIt can be discussed during an evaluation, but it is not a standalone test for TMD. Jaw discomfort involves multiple factors, including muscles, joints, bite contacts, habits, and stress. Clinicians typically use a broader history and exam to understand symptoms.<\/p>\n\n\n\n<p><strong>Q: Will assessing freeway space hurt?<\/strong><br\/>\nIt is usually a noninvasive observation and recording process. If someone has jaw muscle soreness or limited opening, any jaw manipulation can feel uncomfortable, and clinicians typically adapt the exam approach. Experiences vary by clinician and case.<\/p>\n\n\n\n<p><strong>Q: Is there a \u201cnormal\u201d freeway space for everyone?<\/strong><br\/>\nNot exactly. Many educational sources describe a small range and often refer to \u201ca few millimeters,\u201d but there is no single value that fits everyone. Clinicians generally look for a result that aligns with comfort, function, speech, and stability of the denture or restorations.<\/p>\n\n\n\n<p><strong>Q: Does freeway space affect speech?<\/strong><br\/>\nIt can, especially in denture and major bite-change cases. Speech sounds are influenced by tongue position, tooth position, lip support, and vertical dimension. Clinicians may use speech as one of the practical checks when confirming jaw relations.<\/p>\n\n\n\n<p><strong>Q: Is freeway space related to the materials used in fillings (like composite or glass ionomer)?<\/strong><br\/>\nOnly indirectly. The material choice for a small filling usually does not change jaw posture. However, extensive restorations\u2014regardless of material\u2014can change occlusal contacts and vertical dimension, where freeway space may become part of the functional evaluation.<\/p>\n\n\n\n<p><strong>Q: What does freeway space mean for cost?<\/strong><br\/>\nBy itself, freeway space is not a billable \u201citem\u201d for patients; it\u2019s a concept used during diagnosis and treatment planning. Costs depend on the type of treatment involved (such as dentures, crowns, or full-mouth rehabilitation), and fee structures vary by clinician and case.<\/p>\n\n\n\n<p><strong>Q: If my new dentures feel \u201ctoo tall,\u201d is that about freeway space?<\/strong><br\/>\nIt can be part of the discussion. A sensation of excessive height may relate to vertical dimension, occlusal contacts, muscle adaptation, or fit and stability issues. Clinicians typically evaluate multiple factors rather than attributing the feeling to freeway space alone.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>freeway space is the small separation between the upper and lower teeth when the jaw is at rest. It is also called the \u201cinterocclusal rest space\u201d in many dental texts. It is commonly discussed when planning dentures, bite changes, and full-mouth rehabilitation. It helps clinicians describe how the jaw closes from a relaxed position into tooth contact.<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-3034","post","type-post","status-publish","format-standard","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>freeway space: Definition, Uses, and Clinical Overview - Best Dental Hospitals<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"freeway space: Definition, Uses, and Clinical Overview - Best Dental Hospitals\" \/>\n<meta property=\"og:description\" content=\"freeway space is the small separation between the upper and lower teeth when the jaw is at rest. 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It helps clinicians describe how the jaw closes from a relaxed position into tooth contact.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/\" \/>\n<meta property=\"og:site_name\" content=\"Best Dental Hospitals\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-26T21:02:42+00:00\" \/>\n<meta name=\"author\" content=\"drdental\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"drdental\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"11 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/\",\"url\":\"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/\",\"name\":\"freeway space: Definition, Uses, and Clinical Overview - Best Dental Hospitals\",\"isPartOf\":{\"@id\":\"https:\/\/www.bestdentalhospitals.com\/blog\/#website\"},\"datePublished\":\"2026-02-26T21:02:42+00:00\",\"author\":{\"@id\":\"https:\/\/www.bestdentalhospitals.com\/blog\/#\/schema\/person\/5729031a8ff1a9a243a97107e2fa8aa0\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.bestdentalhospitals.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"freeway space: Definition, Uses, and Clinical Overview\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.bestdentalhospitals.com\/blog\/#website\",\"url\":\"https:\/\/www.bestdentalhospitals.com\/blog\/\",\"name\":\"My blog\",\"description\":\"Connecting You to the Best Dental Care \u2013 Worldwide\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.bestdentalhospitals.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.bestdentalhospitals.com\/blog\/#\/schema\/person\/5729031a8ff1a9a243a97107e2fa8aa0\",\"name\":\"drdental\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.bestdentalhospitals.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/2d2e33e0c976345379e0019cc3e40b6d7c1800f9b730970838f2b0ec2c7ec326?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/2d2e33e0c976345379e0019cc3e40b6d7c1800f9b730970838f2b0ec2c7ec326?s=96&d=mm&r=g\",\"caption\":\"drdental\"},\"url\":\"https:\/\/www.bestdentalhospitals.com\/blog\/author\/drdental\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"freeway space: Definition, Uses, and Clinical Overview - Best Dental Hospitals","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.bestdentalhospitals.com\/blog\/freeway-space-definition-uses-and-clinical-overview\/","og_locale":"en_US","og_type":"article","og_title":"freeway space: Definition, Uses, and Clinical Overview - Best Dental Hospitals","og_description":"freeway space is the small separation between the upper and lower teeth when the jaw is at rest. It is also called the \u201cinterocclusal rest space\u201d in many dental texts. It is commonly discussed when planning dentures, bite changes, and full-mouth rehabilitation. 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