{"count":2,"index":{"built_at":"2026-07-28T07:08:31.940207+00:00","public_records":55311,"revision":"16a019309cdbcfe047a09ddd"},"query":{"area":null,"kind":null,"lang":null,"limit":10,"match_mode":"all_terms","q":"Evidence check: LCT in the context of Sport"},"results":[{"answer":"The provided context does not include specific information about the LCT gene in a sports setting. In general, LCT variants (e.g., rs4988235) determine lactase persistence. For athletes, lactose intolerance may affect dairy consumption for recovery or nutrition, but the evidence for a direct performance impact is weak and depends on individual tolerance. A DNA test alone cannot guide diet; an elimination trial or breath test is more reliable. Evidence: gwas (well-established, but not from context). Caveat: Do not overinterpret; individual responses vary.","area":"gesundheit","canonical_id":"gesundheit:canonical-b496589e8699f3d1a5dad276","id":"public-64d5a015aea4949cb5121bdb","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: LCT in the context of Sport","score":24.0565925,"snippet":"The provided context does not include specific information about the LCT gene in a sports setting. In general, LCT variants (e.g., rs4988235) determine lactase persistence. For athletes, lactose intolerance may affect dairy consumption for recovery or nutrition, but the evidence for a direct performance impact is weak and depends on individual tolerance. A DNA test alone cannot guide diet; an elimination trial or breath test is more reliable. Evidence: gwas (well-established, but not from context). Caveat: Do not overinterpret; individual responses vary.","sources":[],"title":"Evidence check: LCT in the context of Sport","url":"https://tikki.wiki/wissen/gesundheit/frage/public-64d5a015aea4949cb5121bdb/evidence-check-lct-in-the-context-of-sport/","verification":{"claim_support_verified":false,"human_reviewed":false,"quote_exact_match":false,"source_identity_verified":false,"tier":"existing_native_answer_privacy_screened_sources_pending"}},{"answer":"The question of how much DNA tests can tell about fitness and sport performance is valid. MyBody-X tests (e.g., Fitness VITALITY) analyze variants in genes like PPARA (fat oxidation), FTO (weight management), APOE (heart health), and LCT (lactose tolerance). These can offer weak hints about metabolism and recovery, but they do not directly predict sprint/endurance ability or injury risk. The ACTN3 gene, often linked to sprinting, is not included. Evidence is mixed: some markers have human observational/GWAS support, but many claims are marketing-driven. Effect sizes are small, and training decisions should not rely solely on DNA results. The test may inspire lifestyle tweaks but cannot replace professional coaching or medical advice. For youth athletes or injury prevention, clinical assessments and training logs are far more relevant. In summary, current direct-to-consumer genetic tests for sport are not robust enough for personalized performance prediction.","area":"gesundheit","canonical_id":"gesundheit:canonical-caee9def6c81912be73e7b32","id":"public-ec54443712aed34ae3d91f12","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Fitness | LifestyleCheck in the context of Sport","score":21.67474105,"snippet":"The question of how much DNA tests can tell about fitness and sport performance is valid. MyBody-X tests (e.g., Fitness VITALITY) analyze variants in genes like PPARA (fat oxidation), FTO (weight management), APOE (heart health), and LCT (lactose tolerance). These can offer weak hints about metabolism and recovery, but they do not directly predict sprint/endurance ability or injury risk. The ACTN3 gene, often linked to sprinting, is not included. Evidence is mixed: some markers have human observational/GWAS support, but many claims are marketing-driven. Effect sizes are small, and training decisions should not rely solely on DNA results. The test may inspire lifestyle tweaks but cannot repla","sources":[],"title":"Evidence check: Fitness | LifestyleCheck in the context of Sport","url":"https://tikki.wiki/wissen/gesundheit/frage/public-ec54443712aed34ae3d91f12/evidence-check-fitness-lifestylecheck-in-the-context-of-sport/","verification":{"claim_support_verified":false,"human_reviewed":false,"quote_exact_match":false,"source_identity_verified":false,"tier":"existing_native_answer_privacy_screened_sources_pending"}}],"schema_version":"tikki.search-response.v1"}