Experimental treatment for peanut allergy increases anaphylaxis risk, study finds

Photos: Six ways to reduce allergy risk in kids

More than 50 million people in the United States suffer allergies each year, according to the Centers for Disease Control and Prevention.

Snacking on nuts during the first year of life may reduce the risk of a nut allergy in children, studies show. Previously, parents of high-risk children had been advised to delay their introduction of peanuts.

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Photos: Six ways to reduce allergy risk in kids

Some studies have linked certain objects or behaviors to the possible reduction of allergy risk. One new paper, for instance, suggests that children who suck their thumbs or bite their nails may have reduced risk of developing allergies.

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Photos: Six ways to reduce allergy risk in kids

Many medical authorities, such as the American Academy of Allergy, Asthma & Immunology, recommend breast-feeding, as breast milk provides important vitamins and nutrients to an infant. Some research shows that breastfeeding for at least four to six months may strengthen a baby's immune system and, as a result, be helpful in avoiding allergies.

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Photos: Six ways to reduce allergy risk in kids

Children's risk for developing allergies and asthma may be reduced when they are exposed to a pet, such as a dog or cat, in the household