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 ...
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How dihydrotestosterone (DHT) causes hair loss
DHT is an androgen that plays a role in hair growth and hair loss. High levels of DHT can lead to male pattern baldness. 5-alpha reductase inhibitors can impact hair loss by lowering DHT levels.
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