What do studies say about TSH Männer?

The provided context does not contain specific studies on TSH in men. Generally, TSH (thyroid-stimulating hormone) is a key marker for thyroid function. Reference ranges vary by lab, age, and time of day; for men, typical ranges are similar to women (about 0.4–4.0 mU/L), though slight differences may exist. Studies indicate that TSH can increase slightly with age in men. Elevated TSH suggests hypothyroidism, while low TSH may indicate hyperthyroidism. However, individual variation is normal, and a single measurement is not diagnostic. Factors like stress, sleep deprivation, medications, or thyroid surgery affect TSH levels. Without specific study data from the given context, the evidence is unclear. Medical evaluation is recommended for abnormal results.