This page gives great tips on Wellness.  Information is provided from National Institutes On Health, Urban Nutrition, and Web MD to name a few. 

Government Agencies:

Centers for Disease Control and Prevention
Centers for Medicare and Medicaid Services
Medicare
National Institutes of Health
Self Advocates Becoming Empowered (SABE)
Social Security Administration
United States Department of Health and Human Services
World Health Organization (WHO)

Health Boards:

American Academy of Family Physicians
American Academy of Pediatrics
American Board of Medical Specialties
American Board of Obstetrics and Gynecology
American Medical Association
American Psychiatric Association
American Psychological Association
Federation of State Medical Boards
National Association of Social Workers

Senior Health:

Administration on Aging
American Geriatrics Society
Eye Care America - for disadvantaged seniors, free eye exams for those who qualify
Life Alert Emergency Response, Inc.
NASUAD - National Association of States United for Aging and Disabilities
National Center for Healthy Aging
National Council on Aging
National Senior Games Association

Sleep:

American Academy of Sleep Medicine
American Board of Sleep Medicine
Behavioral Therapy Effective in Treatment of Insomnia
Blind, Sleep Disorders
Blindness and Sleep disorders, About.com, Blog
Find a Sleep Apnea Doctor in the U.S. and Canada
Melatonin Used to Restore Sleep Patterns in Blind People
National Sleep Foundation
Sleep Education
Sleep Medicine
Sleep Medicine Board Review
Study to Investigate Sleep Disturbances in Blind and Visually Impaired
Sun Box Light Therapy for Sleep Disorders
Verilux Light Therapy Products and Full Spectrum Lighting
WebMD - How To Find a Sleep Doctor
What is a Sleep Study?

Wellness:

American Dental Association
American Dietetic Association
BioMedical Life Systems (BMLS): We have Electrotherapy down to a science
Bottom Line Secrets
Brand Me Live
Curves International
Clinical Trials
Diagnostic and Statistical Manual for Mental Disorders - Online
Drugstore.com
Edgepark Medical Supply: Home Medical Supplies & Diabetic Products Edgepark
efi Sports Medicine®, Creator of Total Gym® and The GRAVITY System®
Epic Pharmacies, Inc. – Assisting patients in finding independent pharmacists and independent pharmacys in ordering products for patients
Everwell
Growing Strong: Personal Stories and Resources for People Who Need Encouragement
Health.com
Help Guide
IVillage
Long Term Care Living
Medical Breakthroughs
MedSpa Direct
Nautilus Inc.
NIH - Office of Rare Diseases (ORD)
NutriSystem
Orphanet - The Portal for Rare Diseases and Orphan Drugs
Partners for Prescription Assistance
PE Central - Fitness Websites
Puritan's Pride Vitamins
Quick Medical: Medical Equipment | Medical Supplies
Sambazon
Sensational.com
Shaklee
Special Olympics
Swanson Health
The Chattanooga Group  
The Total Gym
U.S. Hospital Finder
Urban Nutrition LLC
VitaCost Inc.
WebMD
We Know Diets
We Know Sleep
Weight Watchers