Testosterone therapy, broadly referred to as Testosterone Replacement Therapy (TRT), increased approximately 27% from 2008 to 2022 with up to approximately 3% of all US adults having a prescription.
Testosterone is the quintessential male hormone (androgen), and it’s a busy one, helping to regulate intimate function, muscle mass, red blood cell count, mood, and more. But not all testosterone in ...
The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." About one in eight Americans have taken a glucagon-like peptide-1 (GLP-1) agonist medication, like ...
Total testosterone represents the sum of free, or bioavailable, testosterone and a more sizeable proportion bound to sex hormone-binding globulin (SHBG) and albumin. Total testosterone readings may ...
In men, marked hypogonadism due to pituitary or testicular disease generally has readily recognizable clinical manifestations, such as decreases in libido and sexual activity, loss of secondary sex ...
Low levels of total and bioavailable testosterone may be associated with an increased risk of dementia in elderly men, according to French investigators. From a cohort of 3,650 men aged 65 years and ...
Genetics play a role in low testosterone for some men, but underlying causes vary widely. Many genes influence testosterone production and sensitivity to testosterone. Genetics are responsible for ...
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