Weights Before Cardio?

Written by Super User on . Posted in latinamerica

What is more effective for an hour of exercise — 30 minutes of cardio and 30 minutes of weight lifting? Or vice versa ? Is there a science on which should be done first?

This Pill Can Stop HIV

Written by Super User on . Posted in latinamerica

The drug that could end the HIV pandemic is already here. Branded Truvada, this pre-exposure prophylaxis (PrEP) prevents HIV infection by blocking the virus’s ability to replicate. “It’s a big deal,” says Robert Grant, a leading HIV/AIDS investigator at the University of California, San Francisco. “It’s an opportunity for uninfected people to proactively protect themselves.”