Get expert answers on 11 common children's health questions. Plus: 7 shoe-buying tips, foot ailment treatments and home remedies, can you really get all your exercise in one weekend?, and the ethical pros and cons of embryonic stem-cell research. (Each issue of this free health newsletter features articles written by doctors and other experts.)

Get tips on what to do when someone is drowning. Plus: quick, tasty ideas for eating more vegetables, children and weight, and three questions about breakfast answered by experts.

July health newsletter: the difference between quirks and mental illness, how to stop eating when you're full, morning heart attacks, exercise and eating.

Learn how a lack of sleep may make you gain weight. Plus: hot pepper cream for arthritis, when palpitations are dangerous and eight reasons for a chronic cough. (Sign up for this doctor newsletter to the right.)

Learn how slathering honey on a cut can help keep out infection! Plus: what to do for heartburn when antacids won't work, 19 allergy-busting tips from allergists, and doctors debate medical marijuana.