Jens Bangsbo of the University of Copenhagen has shown that if you want to run, cycle or swim faster at any distance, you have to train at a pace that is almost as fast as you can move (Journal of Applied Physiology, November 2009). He asked...

After just one day of switching from a plant-based diet to a high-fat-and-sugar diet, mice with human intestinal bacteria developed bacteria associated with obesity in humans, and soon became grossly obese (Science Translational Medicine, November 11,...

At the University of Toronto School of Medicine's "Diagnosis and Treatment of Vitamin D Deficiency" conference on November 3, 2009, thirty of the world's leading researchers on vitamin D recommended 2,000 IU of vitamin D daily (the current...

Nobody has yet shown any way to extend the life span of humans. However, both exercise and calorie restriction (with adequate nutrients) have been shown to extend the life span of animals. Both of these measures apparently extend life by increasing the...

A study from the University of Pittsburgh shows that the marked increase in diabetes in older people is caused by obesity and lack of exercise, not by aging alone (Diabetes Care, August 2009). Most cases of diabetes are caused by cells not being able...