Key is to control symptoms, avoid attacks

Inhaled steroids were 40% less effective than they were in lean patients, study finds

But study can't say whether germs cause condition or just identify those who may get it

Drug should only be used to treat high fevers in children, experts say

Supplement use may be behind doubling of respiratory disease in last 25 years, study suggests

Finding backs 'hygiene hypothesis' that early exposure to germs confers protective effect

Current labels can be confusing, experts say

7 years later, a 'natural recovery' is taking place, experts say

Injured, workers and passersby developed psychological, respiratory woes, latest NYC report finds

Same mechanism that controls one affects the other, study finds

Most can be controlled, but you need to know what triggers them, experts say

Sufferers more likely to be hospitalized, have lower quality of life, study finds

Suggestions to prevent attacks

Since almost 11% of school-age kids have the disease, parents should take precautions

By puberty, condition may be passing phase in boys, but more permanent in girls, study says

Use of certain cleaning products reduces lung function, increases asthma risk, studies find

Study finds fluid back-up in esophagus can cause immune system changes

Daily consumption while expecting ups odds of asthmatic offspring, study suggests

Disappearance of H. pylori could leave kids more susceptible to the disease, study says

And help prevent asthma and allergy symptoms

Number tripled, and they find a link to other conditions such as asthma, diabetes

Nearly two-thirds of this high-risk population went without the vaccine, U.S. study shows

Targeting a key protein might reap rewards for people with asthma, MS, scientists say

Deadline is Dec. 31, but FDA urges asthma patients to switch to eco-friendly versions now

Some do's and don'ts

Anxiety over disability, discomfort may be driving factor, study suggests

Identifying them is key

Researchers analyze different proteins in progression of risk factors as subjects aged

Check for warning signs of asthma

New research suggests birth order, method of delivery all play a part

Higher levels of allergy marker found in cord blood of stressed mothers' babies

National program aims to educate patients on best ways to get condition under control

Heaviest lose ability to inhale as deeply or exhale as fully as normal weight individuals

Plants may help improve air quality and encourage youngsters to play more outdoors

Children suffer even when pollutants fall below acceptable levels, study finds

Study finds variant and protein it expresses may cause some cases of the disease

Singulair, top-selling drug for teens, under review by U.S. agency and manufacturer Merck

Some possible reasons why

Study found 10 percent fewer new cases over a decade

Drops or tablets avoid the pain and side effects of shots, review finds

Chemical molecules in exhalations hint at wide range of conditions

Inhaler may now be used by kids as young as 4 years

Group sets guidelines on monitoring for fetal growth restriction, preterm birth

Researchers suggest it's different form of the disease

Immunotherapy works for allergic asthma, rhinitis, conjunctivitis or insect bites

Study finds moms with persistent depression, anxiety more likely to have children with airway disease

It helps high-risk infants prone to eczema, asthma and food allergies, report suggests

But researchers admit study doesn't prove cause and effect

Secondhand fumes doubled the odds, study found

Children living near crowded roadways face more than 50% risk of breathing trouble, study finds

Everything from Christmas trees to fake snow can trigger symptoms, experts warn

Research in twins found those with most stress symptoms 2.3 times more likely to have respiratory condition

Researchers suspect it may cause airway inflammation

Teriparatide may help asthma patients avoid fracture, researchers say

Actress and new mom calls vaccine 'family priority' this season

They're the first in a decade and focus on preventing attacks

Including some pain relievers

Asthma attacks are more likely

More than half suffer symptoms at least once a week, survey shows

Firefighters who used drug early gained some symptom relief, study found

Expert review finds fewer adverse effects reported

Lack of consistent medicine use likely important cause, experts say

Blocks inflammatory activity of two immune system molecules, researchers report