This article was reviewed by Knox Beasley, MD. If you’ve noticed the signs of male pattern baldness — say, a thinning hairline or a bald patch on the crown of your head — a hormone called DHT is ...

Dihydrotestosterone, or DHT, is an androgen hormone produced by testosterone. High levels of DHT can cause hair loss problems, including androgenetic alopecia, or AGA, and male pattern baldness, ...

For many men, shampoo is an afterthought. You choose it because it’s the best value-per-ounce at Costco. Or maybe you had nothing to do with selecting it because your partner bought it and — how ...