Painkillers are used to manage pain all the time, yet a lot of people have serious side effects. If opiate side effects are genetic, a test could help to determine who is at risk for an adverse reaction.

Awareness of children’s food allergies has increased dramatically over the past few years. New research suggests that there is even more need for caregiver education about food allergies in children.

Do allergic reactions affect bipolar depression? Could an immune reaction to pollen compromise one's mental health?

If you move from the city to the country, your child may have fewer classmates with peanut allergies. But if you do the reverse, chances are more classmates will have food allergies.

Pollen allergies cause many to sniffle away the fine summer weather. They may also foretell bad reactions to bee pollen supplement.

Pregnant moms, listen up: Stay away from areas with high air pollution. It can hurt your growing baby, especially if your child develops asthma.

As you're enjoying Memorial Day meals this weekend, don't be surprised to see six-legged friends scavenging for meals. Hopefully, they'll go after your food crumbs and not your blood.

Scientists hoped to examine how brief air pollution reductions would affect the heart. Using an interesting location -- the 2008 Beijing Olympics -- they found that even short-term drops in pollution exposure improve cardiovascular health.

Allergy sufferers in America should dry their tears as they are not alone. Pollen counts are rising in Europe and in America there has been an early start to the allergy season.

The joke is that experienced parents don't clean off a pacifier after it falls on the floor. A few extra germs just build the immune system, right? Well, they may be on to something.