{"count":5,"index":{"built_at":"2026-07-27T11:44:03.674560+00:00","public_records":55311,"revision":"bf2af4a346e777728e7df538"},"query":{"area":null,"kind":null,"lang":null,"limit":10,"match_mode":"all_terms","q":"Evidence check: SHBG in the context of Sport"},"results":[{"answer":"SHBG (sex hormone-binding globulin) is a carrier protein for testosterone and estradiol. In sports, SHBG is often discussed as a marker of hormonal balance and insulin sensitivity. Low SHBG levels are associated with metabolic syndrome, obesity, and insulin resistance—factors that can impair recovery and performance. Endurance training and a high-fiber, low-sugar diet tend to increase SHBG, while intense resistance training and high carbohydrate intake may lower it. However, the evidence is heterogeneous: many studies are small or limited to specific populations (e.g., men with metabolic syndrome). A direct causal link between SHBG and athletic performance has not been established. Moreover, SHBG is influenced by many factors (thyroid hormones, cortisol, liver function, genetics), so a single measurement without clinical context has limited value. For athletes, SHBG testing is only useful when accompanied by symptoms such as loss of libido, fatigue, or unexplained performance decline—and interpretation should be done by an endocrinologist. MyBody-X offers SHBG as part of metabolic panels but highlights these limitations. Evidence: mechanistic, moderate.","area":"gesundheit","canonical_id":"gesundheit:canonical-0d91b961cbf6aa8a7f5bac29","id":"public-762df1c589166a833ad10a73","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: SHBG in the context of Sport","score":23.12382792,"snippet":"SHBG (sex hormone-binding globulin) is a carrier protein for testosterone and estradiol. In sports, SHBG is often discussed as a marker of hormonal balance and insulin sensitivity. Low SHBG levels are associated with metabolic syndrome, obesity, and insulin resistance—factors that can impair recovery and performance. Endurance training and a high-fiber, low-sugar diet tend to increase SHBG, while intense resistance training and high carbohydrate intake may lower it. However, the evidence is heterogeneous: many studies are small or limited to specific populations (e.g., men with metabolic syndrome). A direct causal link between SHBG and athletic performance has not been established. Moreover,","sources":[],"title":"Evidence check: SHBG in the context of Sport","url":"https://tikki.wiki/wissen/gesundheit/frage/public-762df1c589166a833ad10a73/evidence-check-shbg-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":"A hormone check for men in the context of sports is often marketed as a tool to optimize training, recovery, or muscle growth. Typical markers include testosterone, cortisol, LH, FSH, and SHBG. The underlying biology is sound – hormones do influence athletic performance and recovery. However, the provided context contains no peer-reviewed evidence that such a check (especially as a DNA-based test) actually leads to improved sports outcomes. Hormone levels fluctuate significantly with time of day, diet, and stress; a single measurement has limited value. Genetic variants in hormone-related genes (e.g., AR, SHBG) generally have small effect sizes and lack clinical validation for athletes. The evidence is best described as 'marketing' or 'unclear'. Consumers should be cautious: without medical supervision and repeated measurements, a hormone check can lead to misinterpretation, unnecessary supplement purchases, or even risky self-medication. Lifestyle factors – sleep, nutrition, training load – dominate hormonal status far more than any single genetic variant.","area":"gesundheit","canonical_id":"gesundheit:canonical-8091810cb2d51b08e559307c","id":"public-83bca041599abb4a6677f32f","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Hormoncheck Männer in the context of Sport","score":22.23202084,"snippet":"A hormone check for men in the context of sports is often marketed as a tool to optimize training, recovery, or muscle growth. Typical markers include testosterone, cortisol, LH, FSH, and SHBG. The underlying biology is sound – hormones do influence athletic performance and recovery. However, the provided context contains no peer-reviewed evidence that such a check (especially as a DNA-based test) actually leads to improved sports outcomes. Hormone levels fluctuate significantly with time of day, diet, and stress; a single measurement has limited value. Genetic variants in hormone-related genes (e.g., AR, SHBG) generally have small effect sizes and lack clinical validation for athletes. The ","sources":[],"title":"Evidence check: Hormoncheck Männer in the context of Sport","url":"https://tikki.wiki/wissen/gesundheit/frage/public-83bca041599abb4a6677f32f/evidence-check-hormoncheck-maenner-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":"Testosterone is a key hormone in sports, influencing muscle mass, recovery, and performance. Strong human evidence supports its anabolic effects, but consumer tests (blood, saliva, or DNA) have limited utility for optimizing athletic performance. A single testosterone measurement is highly variable due to circadian rhythms, exercise, and lifestyle factors. Genetic variants (e.g., in SHBG, AR, or CYP19A1) have small effect sizes and cannot predict individual training responses. Moreover, testosterone supplementation without medical supervision is dangerous and often constitutes doping. For athletes, a clinical evaluation is recommended over self-testing. Evidence for consumer tests in this context is mixed: robust physiological evidence exists, but direct application to personalized sport advice is weak. Safety note: Do not self-medicate with testosterone.","area":"gesundheit","canonical_id":"gesundheit:canonical-135d9efc5ba5afbca9e4c0fc","id":"public-7a26d5fd4a379217659728d6","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Testosteron in the context of Sport","score":21.47114981,"snippet":"Testosterone is a key hormone in sports, influencing muscle mass, recovery, and performance. Strong human evidence supports its anabolic effects, but consumer tests (blood, saliva, or DNA) have limited utility for optimizing athletic performance. A single testosterone measurement is highly variable due to circadian rhythms, exercise, and lifestyle factors. Genetic variants (e.g., in SHBG, AR, or CYP19A1) have small effect sizes and cannot predict individual training responses. Moreover, testosterone supplementation without medical supervision is dangerous and often constitutes doping. For athletes, a clinical evaluation is recommended over self-testing. Evidence for consumer tests in this co","sources":[],"title":"Evidence check: Testosteron in the context of Sport","url":"https://tikki.wiki/wissen/gesundheit/frage/public-7a26d5fd4a379217659728d6/evidence-check-testosteron-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":"Cortisol is a key stress hormone essential for energy metabolism and inflammation regulation during exercise. While a certain level is necessary for performance and adaptation, chronically elevated cortisol – due to overtraining, poor sleep, or psychological stress – can impair recovery and immune function. Strategies to lower cortisol, such as stress management, sleep optimization, or adaptogens like ashwagandha, are often promoted, but the evidence for direct performance benefits is mixed. Many studies are mechanistic or animal-based; human trials show modest effects. MyBody-X offers hormone panels like the Body-Balance Check, which measures testosterone, SHBG, prolactin, and albumin – cortisol is not explicitly listed in the provided context. Overly aggressive cortisol lowering can be counterproductive, as the hormone is needed for stress response and catabolism. Conclusion: cortisol reduction may be useful in cases of confirmed elevation and overtraining, but it is not a universal ergogenic aid. Medical guidance is recommended. Evidence: mostly mechanistic/practice-based, lacking strong human trials in this context.","area":"gesundheit","canonical_id":"gesundheit:canonical-876522811f38e3d70b14e758","id":"public-10362bad6a026b911692d8c2","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Is Cortisol senken useful for Sport?","score":19.8265617,"snippet":"Cortisol is a key stress hormone essential for energy metabolism and inflammation regulation during exercise. While a certain level is necessary for performance and adaptation, chronically elevated cortisol – due to overtraining, poor sleep, or psychological stress – can impair recovery and immune function. Strategies to lower cortisol, such as stress management, sleep optimization, or adaptogens like ashwagandha, are often promoted, but the evidence for direct performance benefits is mixed. Many studies are mechanistic or animal-based; human trials show modest effects. MyBody-X offers hormone panels like the Body-Balance Check, which measures testosterone, SHBG, prolactin, and albumin – cor","sources":[],"title":"Is Cortisol senken useful for Sport?","url":"https://tikki.wiki/wissen/gesundheit/frage/public-10362bad6a026b911692d8c2/is-cortisol-senken-useful-for-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 about which blood markers matter for a male hormone & vitality check cannot be specifically answered from the provided context – the snippets cover DNA tests, microbiome, and sports, not blood markers. From general medical practice, key markers include: total and free testosterone, SHBG, LH, FSH, estradiol, prolactin, vitamin D, vitamin B12, ferritin, TSH, and possibly cortisol and PSA. These assess hormonal balance, micronutrient status, and thyroid function. Evidence is based on endocrine guidelines and clinical practice, not on the given sources. Caveat: blood markers are not diagnostic; a physician should interpret results in context. MyBody-X offers such checks, but they are lifestyle tests, not medical devices. Results can serve as a screening tool but do not replace medical evaluation for symptoms like fatigue, low libido, or erectile dysfunction.","area":"gesundheit","canonical_id":"gesundheit:canonical-f53cbeee1c968b01d8d82735","id":"public-a723be254401e0bc252a457e","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Hormon & VitalCheck für Männer: which blood markers matter?","score":19.29678475,"snippet":"The question about which blood markers matter for a male hormone & vitality check cannot be specifically answered from the provided context – the snippets cover DNA tests, microbiome, and sports, not blood markers. From general medical practice, key markers include: total and free testosterone, SHBG, LH, FSH, estradiol, prolactin, vitamin D, vitamin B12, ferritin, TSH, and possibly cortisol and PSA. These assess hormonal balance, micronutrient status, and thyroid function. Evidence is based on endocrine guidelines and clinical practice, not on the given sources. Caveat: blood markers are not diagnostic; a physician should interpret results in context. MyBody-X offers such checks, but they ar","sources":[],"title":"Hormon & VitalCheck für Männer: which blood markers matter?","url":"https://tikki.wiki/wissen/gesundheit/frage/public-a723be254401e0bc252a457e/hormon-vitalcheck-fuer-maenner-which-blood-markers-matter/","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"}