Consumer health basics
Allergy symptoms can range from mild to severe, even life-threatening. Most allergies can't be cured, but treatments can help.
Learn more about symptoms, treatment, self-care tips and prevention of bee stings, which in some people cause severe allergic reaction.
Researchers have evaluated a variety of natural products for effectiveness against chronic fatigue syndrome. Most results have been disappointing.
Cyclic vomiting syndrome often starts in childhood and is marked by spells of vomiting several times an hour over a period of hours or days.
Headaches in children aren't usually serious, and can often be managed with medications and healthy habits.
Some herbal supplements can have dangerous interactions with heart medications.
Learn more about the causes and treatment of this heart rhythm condition that can potentially cause fast, chaotic heartbeats.
Having a low sperm count can make conceiving a child difficult, but not necessarily impossible. Learn about possible causes and treatment.
Male infertility often plays a role when couples have trouble conceiving. Find out what causes male infertility and available options for treatment.
These painful, recurring headaches can last hours to days, often accompanied by nausea, vomiting, and sensitivity to light and sound.
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