The U.S. Department of Health and Human Services has compiled a list of free health-related applications, created by the feds, regarding health. They include apps for the iPhone, iPad, Android and iPod Touch.
The apps include:
Find a Health Center: Created by the Health Resources and Services Administration, this map-linked app helps you find the nearest federally funded health center, which will care for you even if you have no health insurance. Based on your income, you pay what you can afford.
The popular BMI calculator, which helps determine your body mass index.
Brrd Brawl: A mobile game developed to give jittery quitting smokers something to do with their hands.
52 Weeks of Women's Health: Info on 52 health topics, ranging from eye health to contraception. Also helps track medications, allergies, etc.
Other apps include help triaging injuries in the field, treating radiation injuries, quitting smoking, tracking the flu in your area, tracking a pregnancy and reuniting after a disaster.