Your body's natural defense system needs to be at its strongest to protect you against disease.

VOA: special.2009.04.29

High blood pressure and high cholesterol levels in blood can increase your risk of heart disease.

VOA: special.2011.06.28

"Big deep breaths in through your nose and out through your mouth." Chronic obstructive pulmonary disease includes emphysema and chronic bronchitis, as well as asthmatic bronchitis.

VOA: special.2010.06.23

"Over a few years of exposure, the increase for your risk of developing cardiovascular disease...

VOA: standard.2010.08.04