Molds are microscopic fungi that are everywhere in our environment. Learn about mold allergy by taking this multiple-choice quiz.
Some people use peak flow meters to monitor changes in asthma. Peak flow readings show how well a child's lungs are working. This calculator shows the predicted peak flow in children. With your child's height, you can find his or her predicted peak flow. Predicted peak flow is how much air a child of a certain height is expected to breathe out (exhale) after taking a deep breath.