Longitudinal changes in serum testosterone and sex hormone-binding globulin in men aged 40-69 years from the UK Biobank.
Ross J MarriottKevin MurrayGraeme J HankeyLaurens ManningGirish DwivediFrederick C W WuBu B YeapPublished in: Clinical endocrinology (2021)
In relatively healthy middle-aged to older men, mean serum total testosterone concentration is stable with ageing, while mean SHBG concentration increases. Both total testosterone and SHBG concentrations were highly concordant over time.