Common sense tells us that when the body is dehydrated, physical performance declines. Athletes and coaches have long known that even modest fluid loss can hurt endurance and speed. However, research ...

Exercise pumps up your muscles — but it might also be pumping up your neurons. According to a study published today in Neuron 1, repeated exercise sessions on a treadmill strengthen the wiring in a ...

Studies on the neurons of mice suggest our own human endurance may have more to do with the brain than our physique. Regular exercise strengthens muscles and improves endurance—but new research ...