Asthma triggers

An asthma trigger is anything that irritates your airways and sets off your asthma symptoms

What triggers asthma symptoms?

Understanding asthma triggers

Different people’s asthma symptoms can be triggered by different things – from food to air pollution, animals or weather.

Thunderstorms and asthma

Find out why thunderstorms can trigger your asthma and what you can do about it.

Chest infections and asthma

Find out how to manage your asthma well so that your symptoms are not affected by a chest infection.

Food and asthma

Most people with asthma do not have to follow a special diet. But, in some cases, certain foods can make symptoms worse.

Colds, flu and asthma

Colds and flu can be miserable for anyone, but if you have asthma they can potentially trigger symptoms.

Alcohol and asthma

Find out why alcohol can be an asthma trigger, which drinks are more likely to cause symptoms, and how you can lower your risk.

Emotions and asthma

Find out why emotions can impact your asthma and how to manage this trigger.

Female sex hormones and asthma

Find out more about female sex hormones and asthma, and how you can lower your risk.

Recreational drugs and asthma

Knowing the facts about recreational drugs can help keep your asthma under control.

Stress and asthma

Find out how stress can trigger asthma symptom and how to lower your risk of stress affecting your asthma.

Exercise, physical activity and asthma

Exercise is good for everyone, including people with asthma. If your asthma is well controlled, you should be able to join in, have fun and keep fit.

Cold weather and your lungs

Cold weather can worsen the symptoms of your lung condition and increase your risk of becoming unwell. Find out how to look after your lungs in cold weather.

Hot weather and your lungs

Hot weather can make asthma and other lung condition symptoms worse. Find out how to stay well in hot weather.

Damp, mould and asthma

Find out how damp and mould could make your asthma worse and how you can manage them.

Hay fever

Hay fever can affect your asthma or lung condition symptoms. Find out what hay fever is, how it’s linked to air pollution and thunder, and how you can treat it.