Survey: Many fear cancer, but feel powerless

More than half of Americans say they're concerned about developing cancer—and 1 in 4 believe there's nothing they can do to prevent it.

Voting with her fork

Sarah Chartier chose a vegan lifestyle for a healthier planet, and she feels healthier, too.

Is ‘no-shampoo’ trend healthy?

Experts say experimenting with longer times between washing your hair is a personal choice that may have some down sides.

‘Green’ offices boost brainpower

Study finds gains in employee productivity.