When muscles inexorably shrink

The effect of iron supplementation on skeletal muscle atrophy in cancer patients and sufferers from other wasting diseases has been investigated by scientists who studied causes of these conditions in humans and mouse models. The findings shed light on…

How much energy does a dolphin use to swim?

From foraging for prey to evading predators and ship strikes, a dolphin’s survival depends on speedy swimming, but burning all that energy can delete the metabolic reserves vital for growth, health and reproduction. A new study provides scientists with…