Tween and teen health
Learning Center
Aortic valve repair and aortic valve replacement
Find out how valve repair and replacement can treat aortic valve stenosis, aortic valve regurgitation and congenital heart disease.
Aortic valve stenosis
Learn more about the symptoms and treatment of this condition that reduces or blocks blood flow from the heart to the body.
Arteriovenous malformation
In this condition, a tangle of blood vessels affects the flow of blood and oxygen. Treatment can help.
Arthritis
Learn about how different types of arthritis affect joints in different ways, along with how to get relief from arthritis pain.
Arthritis pain: Do's and don'ts
Arthritis pain — To cope, strike a balance between activity and rest.
Artificial tears: How to select eye drops for dry eyes
Not all eye drops are the same. Here's what to consider when choosing artificial tears for dry eyes.
Ascariasis
Learn more about the causes, treatment and prevention of this roundworm infection.
Asthma diet: Does what you eat make a difference?
Can what you eat affect your asthma? Learn how healthy eating habits may reduce asthma symptoms.
Asthma in children: Creating an asthma action plan
Managing childhood asthma can be complicated. Take control with a written plan.
Asthma inhalers: Which one's right for you?
With so many options, choosing an asthma inhaler can be confusing. Use this helpful guide to find the one that works best for you.
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