Ounce of prevention works best

DEAR DR. DONOHUE: Please write about poison ivy treatment. Lately, two friends have used bleach to treat poison ivy. I think this is harmful. It seems to be a common folk remedy.

Are you ready for the Red Planet? Book Review: Mary Roach's "Packing for Mars"

For most of us spacers human spaceflight is nothing to, well, joke about. After all, riding rockets into the cosmos is serious business, and there's nothing that NASA or we do better than take ourselves seriously - perhaps too seriously.

Skin care: How to tell suspicious spots from the harmless ones

If the whole world were airbrushed, your skin would look as flawless as a cover girl's. But chances are you have a few imperfections, especially if you're a maturing adult.