Exercise Prescription - This site offers a huge library of exercises (1300+), fitness calculators and reference articles. ExRx is a highly reputable source and is recommended by the American College of Sports Medicine.
LIVESTRONG - In addition to a collection of articles, LIVESTRONG offers a community geared toward health and weight-loss, featuring various tracking tools for both exercise and diet. A free account is required to use the tracking and support tools. There is also a program to help you quit smoking.
American Council on Exercise: GetFit - A.C.E is a certification agency for fitness professional and offers a directory to connect you to local trainers. They also have a large catalog of articles, tools and recipes.
Healthy Living Tips - An excellent blog that covers health, fitness, nutrition, as well as fitness and beauty with direction for home remedies to common health issues.
Home Exercise Products - A fitness blog written by another personal trainer with a strong focus on home exercise programs and equipment.
