3 Small Tweaks to Improve Your Health
By making these three small substitutions, you'll experience big long-term rewards.
When the heat or A/C isn't on, leave your windows open as often as possible.
The EPA has determined that indoor air can be five times more contaminated than the air outside. You can help protect yourself from pollutants like formaldehyde and radon with a little ventilation.
Dr. Oz's 6 health secrets from around the globe