Medical and Health Information on the Internet (Hundreds of great links)
I used to be wicked unhealthy. Climbing up three flights of stairs would do me in. When I got into backpacking with Dann, I realized I was a heart-attack-just-waiting-to-happen. When I finally gave up cigarette smoking, my whole life changed! I started running, biking, eating better, and even dropped my cholesterol 60 points. I realized that good lungs, heart and legs would be critical to really enjoying all of life's opportunities. Here are some great links to help answer some of your questions about health, fitness and nutrition.