1. The ABCs of Allergies: A to Z

A is for Allergies. Allergies are a condition that affects the immune system.

B is for Bacteria. Bacteria are tiny, single-celled organisms that can cause infections.

C is for Contagious. Contagious means that a disease can be spread from one person to another.

D is for Dust Mites. Dust mites are tiny creatures that live in dust.

E is for Environmental Allergies. Environmental allergies are allergies that are caused by things in the environment, such as pollen, pet dander, and mold.

F is for Food Allergies. Food allergies are allergies that are caused by foods.

G is for Genetics. Genetics is the study of how traits are passed from parents to their children.

H is for Hay Fever. Hay fever is a type of environmental allergy that is caused by pollen.

I is for Immunoglobulin E. Immunoglobulin E is a type of antibody that is produced in response to allergens.

J is for Jock Itch. Jock itch is a type of fungal infection that affects the groin area.

K is for Kleenex. Kleenex is a brand of tissue paper.

L is for Latex. Latex is a type of rubber that is used in some medical supplies and condoms.

M is for Medications. Medications are drugs that are used to treat diseases.

N is for Nose. The nose is the organ that is responsible for breathing and smelling.

O is for OTC. OTC stands for over-the-counter. OTC medications are drugs that can be bought without a prescription.

P is for Pollen. Pollen is a type of plant dust that can cause environmental allergies.

Q is for Quercetin. Quercetin is a type of antioxidant that is found in some fruits and vegetables.

R is for Rhinitis. Rhinitis is a condition that is caused by inflammation of the nose.

S is for Sinus Infection. Sinus infection is a condition that is caused by a bacterial or viral infection in the sinuses.

T is for Tissues. Tissues are a type of paper that is used to clean up messes.

U is for Urticaria. Urticaria is a condition that is caused by the release of histamine in the skin.

V is for Vasomotor Rhinitis. Vasomotor rhinitis is a type of environmental allergy that is caused by changes in the air pressure.

W is for Wheezing. Wheezing is a type of breathing problem that is caused by obstruction of the airways.

X is for X-Ray. An X-ray is a type of radiation that is used to take pictures of the inside of the body.

Y is for Yawning. Yawning is a reflex that is caused by the stretching of the eardrums.

Z is for Zyrtec. Zyrtec is a medication that is used to treat environmental allergies.