Boots WebMD Partners in Health
Return To Boots

Asthma health centre

Select a topic to explore more.
Select An Article

Asthma causes

Inflammation of the airways causes asthma, but the reasons for this lifelong respiratory condition are still not fully understood.

5.4 million people in the UK are receiving treatment for asthma.

Someone with asthma may not experience symptoms until they experience an asthma trigger, such as airborne irritants or chest infections.

Risk factors for developing asthma include:

Next Article:

WebMD Medical Reference

Medically Reviewed by Dr Rob Hicks on March 06, 2015

Asthma newsletter

Get tips for breathing easier.
Sign Up

Popular slideshows & tools on BootsWebMD

woman looking at pregnancy test
Early pregnancy symptoms
donut on plate
The truth about sugar addiction
female patient consulting with female GP
Take action for a healthy baby
couple watching sunset
How much do you know?
foot being rubbed
What's causing your aching feet
smiling african american woman
Best kept secrets of healthy hair
assorted spices
Pump up the flavour with spices
woman cleaning
Cleaning tips for parents
cute baby
Caring for baby's delicate skin
woman with cucumbers on eyes
How to banish dark circles and bags
african american woman wiping sweat from forehead
Relief from excessive sweating
polka dot dress on hangar
Lose weight without dieting