The highs and lows of testosterone

New York Times

The highs and lows of testosterone

Getting a high testosterone reading offers bragging rights for some men of a certain age — and may explain in part the lure of testosterone supplements. But once you are within a normal range, does your level of testosterone, the male hormone touted to build energy, libido and confidence, really tell you that much?

#Enhance Yourself

Achieve breakthrough lifespan, augment your abilities and shatter your comfort zone. Attend Superhuman Summit and experience a future-thinking educational showcase that will advance your human potential.

Reserve