Laura Pensiero, RD, offers an irresistible four-week approach to transforming your eating habits.

Ensure that you will receive the proper support and coverage if diagnosed with a serious condition.

Joan Hornig's jewelry comes from the heart. And 100 percent of the profits go to a charity of your choice. Gretchen Holt Witt had a sweet idea: a cookie business that raises funds for pediatric cancer. Read their inspiring stories, and more from women who are giving back in a big way.

Ralph Lauren, the visionary American dream-maker who's turned a look (and a necktie) into a $10 billion empire, talks with Oprah about the fabric of his amazing life, his health crisis, and his extraordinary new center for cancer care and prevention.

Five ways to maintain healthy breasts.