Medical research

Have brain fatigue? A bout of exercise may be the cure

Researchers have long known that regular exercise increases the number of organelles called mitochondria in muscle cells. Since mitochondria are responsible for generating energy, this numerical boost is thought to underlie ...

Medical research

Serotonin could play a large role in bone loss

Scientists have long known that calcium leaches from the bones both during lactation and in certain types of cancer. The driver behind these phenomena is a molecule called parathyroid hormone related protein (PTHrP), which ...

Health

Fish oil lowers stress response

(Medical Xpress)—Fish oil supplements may protect the heart in stressful situations, according to a recent research study.

Addiction

Why hard drinking is harder on the body with age

(Medical Xpress)—It's no secret that chronic alcohol abuse can cause a variety of health problems. Along with a greater risk of cancer, cardiovascular and liver disease, and depression, heavy over time drinking leads to ...

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