Testosterone Tx Ups Heart Attack Risk at Any Age

Previous studies have shown that testosterone therapy raises the risk of heart attacks in men over 65 but new research has found an increased risk of cardiovascular events even when men using the therapy are under 65. Yet as a result of a ubiquitous advertising campaign for testosterone gel and patches, sales of Androgel exceeded those for Viagra in 2013.

Hope for Reversing Hair Loss

One potential approach to reversing hair loss uses stem cells to regenerate the missing or dying hair follicles but it hasn't been possible to generate sufficient numbers of hair-follicle-generating stem cells. Now, however, researchers at the University of Pennsylvania School of Medicinehave come up with a method for for converting adult cells into epithelial stem cells.

Screening for Abdominal Aortic Aneurysms in Older Men

A one-time screening for abdominal aortic aneurysm in men 65 years or older is associated with decreased AAA rupture and AAA-related mortality rates, according to a new review published in Annals of Internal Medicine.