When you have an allergic reaction, your body's immune system is overreacting to a harmless substance.

True False

Allergy symptoms can range from sneezing and a runny nose to a skin rash, heartburn, a stomachache, or severe shortness of breath.

True False

Ragweed causes about 90 percent of all allergies.

True False

The best way to prevent allergy attacks is to avoid your own allergens, the substances that trigger these reactions.

True False

Regular use of antihistamines can cure allergies.

True False