Finding life's meaning can keep us healthy as we age

A new study finds a correlation between a sense of meaning and physical and mental well-being as we grow older.The older people get, the more their lives might change. For example, their friends and

Memory boost: One-off exercise as effective as 12 weeks' training

Researchers are well-aware of the benefits that exercising brings to the mind and body. But how long do these positive effects last, especially where the brain is concerned? A