Is Fertility Check useful for longevity?

Based on the provided context, there is no evidence to support the usefulness of a Fertility Check for longevity. The context includes information on SNPs like rs4988235 (lactose intolerance), ACTN3, ARNTL, TNF, and FADS2, as well as microbiome testing, but none of these relate to fertility markers or their connection to lifespan or aging. Fertility tests typically assess reproductive health markers (e.g., AMH, FSH, or specific genetic variants) that are not established as predictors of longevity. Longevity is a multifactorial trait influenced by genetics, lifestyle, environment, and chance; individual fertility markers have negligible or no proven impact on overall life expectancy. Furthermore, MyBody-X tests are consumer lifestyle products, not medical diagnostics. The evidence for any longevity benefit from a fertility check is therefore 'unclear' or 'marketing'. Users should understand that such tests cannot replace medical advice and do not provide reliable predictions about lifespan. For evidence-based longevity, focus on diet, exercise, sleep, and stress management rather than fertility-related genetic testing.