Medical research

Men who do exercise produce better quality semen

A new study conducted by researchers at the University of Cordoba links moderate physical activity in males with better hormone levels and sperm characteristics that favour reproduction compared to sedentary men.

Cardiology

Cold air chills heart's oxygen supply

People with heart disease may not be able to compensate for their bodies' higher demand for oxygen when inhaling cold air, according to Penn State researchers, making snow shoveling and other activities dangerous for some.

Cardiology

Targeting leg fatigue in heart failure

Doctors should not only treat the heart muscle in chronic heart failure patients, but also their leg muscles through exercise, say researchers in a study published today in the Journal of Applied Physiology.

Health

When warming up for the cycling race, less is more

Coaches, physiologists and athletes alike will attest to the importance of warming up before athletic competition. Warming up increases muscle temperature, accelerates oxygen uptake kinetics and increases anaerobic metabolism, ...

page 2 from 4