WHAT IS AN ALLERGY?
An allergy is the body's reaction caused when the immune system mistakenly identifies a normally harmless substance as damaging to the body.

Normally, the human body defends itself against harmful substances such as viruses or bacteria, but sometimes the defenses aggressively attack usually innocuous substances such as dust, mold, or pollen...More>>

WHAT IS CHOLESTEROL?
Cholesterol is a soft, waxy substance found among the lipids (fats) in the bloodstream and in all your body's cells. It's an important part of a healthy body because it's used to form cell membranes, some hormones and is needed for other functions. But a high level of cholesterol in the blood — hypercholesterolemia — is a major risk factor for coronary heart disease...More>>

WHAT IS DIABETES?
Diabetes is a disease in which the body does not produce or properly use insulin. Insulin is a hormone that is needed to convert sugar, starches and other food into energy needed for daily life. The cause of diabetes continues to be a mystery, although both genetics and environmental factors such as obesity and lack of exercise appear to play roles. There are 18.2 million people in the United States, or 6.3% of the population, who have diabetes. While an estimated 13 million have been diagnosed with diabetes, unfortunately, 5.2 million people (or nearly one-third) are unaware that they have the disease...More>>

Premenstrual Syndrome
Estimates of the percentage of women affected by PMS vary widely. According to the American College of Obstetricians and Gynecologists, up to 40 percent of menstruating women report some symptoms of PMS. Most of these women have symptoms that are fairly mild and do not need treatment. Some women (perhaps five to ten percent of menstruating women) have a more severe form of PMS...More>>

ARTHRITIS

• Nearly 70 million people in the US have some form of arthritis or chronic joint symptoms.

• About 285,000 children in the US have arthritis. Juvenile rheumatoid arthritis (JRA) is the most common form of juvenile arthritis.

• Rheumatoid arthritis, the most crippling form of arthritis, affects approximately 2.1 million Americans and two to three times more women than men. Further, the average onset for rheumatoid arthritis is between the ages of 20 and 45 years old...More>>

WHAT IS BLOOD PRESSURE?
Everybody has — and needs — blood pressure. Without it, blood can't circulate through the body. And without circulating blood, vital organs can't get the oxygen and food that they need to work. So it's important to know about blood pressure and how to keep it within a healthy level. Normal blood pressure falls within a range; it's not one set of numbers...More>>