HEATKEYS

Mayo Clinic — Comprehensive medical diagnosis and treatment; locations and services; request an appointment.

wiseGEEK: clear answers for common questions

A place to ask questions about the Paleo diet, exercise and lifestyle.

Medicine for the 21st century

Product reviews and Ratings on cars, appliances, electronics and more from Consumer Reports.

Official site of The People

Learn how to do just about everything at eHow. Expert Village is now a part of eHow, adding expert How To videos to eHow, the world

Mark Sisson

The WebMD Symptom Checker is designed to help you understand what your medical symptoms could mean, and provide you with the trusted information you need to help make informed decisions in your life for better health.

Health.com and Health Magazine provide up-to-date news and information about medicine, wellness, diet, nutrition, fitness, recipes, and weight-loss. Health.com combines expert medical information with the insights of real patients.

Medical communities and forums staffed by doctors from leading medical centers. Over 325 forums and communities providing medical information and medical help.

Authoritative health information, drawing on the expertise of the 8,000 faculty physicians at the Harvard Medical School and its world-famous affiliated hospitals.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.