Reading Time: 2 minutesIntroduction Testosterone replacement therapy (TRT) has emerged as a cornerstone intervention for hypogonadal American males, addressing symptoms of low testosterone levels that affect over 2 million men aged 40 and older in the United States, according to the Centers for Disease Control and Prevention (CDC) data from 2022. While TRT is well-documented for enhancing muscle mass, libido, and bone density, its dermatological implications, particularly on nail health, remain underexplored. Nails, as keratinized appendages of the skin, are influenced by androgenic hormones, and emerging clinical evidence suggests TRT may modulate nail growth, brittleness, and susceptibility to onychopathies. This article synthesizes recent … Continue reading →