Nearly 86 million U.S. adults have elevated cholesterol, and most feel no symptoms at all. Learn what hyperlipidemia is, how it's diagnosed, and how it's treated and prevented.

More than 38 million Americans live with type 2 diabetes, a condition where the body's fuel system stops working efficiently. Here is what it is, why it happens, and how to manage it well.

Nearly half of men over 45 develop an enlarged prostate. Here is what BPH is, how doctors measure it, and how to treat and prevent it, including a look at tadalafil's added heart health benefits.

Nearly half of American adults live with high blood pressure, often without knowing it. Here is what hypertension is, why it matters, and how it is diagnosed, treated, and prevented.

Sudden sensorineural hearing loss can silence an ear overnight, and only about 1 in 10 cases has a known cause. Here's what the evidence really shows about root causes, risk factors, treatment, and the supplements getting attention, like vitamin C.