Health

Health
Some apps may help curb insomnia, others just put you to sleep
People struggling with insomnia often turn to apps to help them fall asleep. But scientists say only some apps use proven methods that can help address the underlying causes of sleeplessness.
A brain scientist who studies Alzheimer's explains how she stays mentally fit
Alzheimer's prevention specialist Jessica Langbaum says that like most working people she gets plenty of mental exercise without playing crossword puzzles or brain games. She says work is the key.