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Asthma is a long-term condition and it is thought that symptoms can be worsened by exposure to viruses, allergens and air pollution.
Information about medical devices that the public can buy for personal use and how we make sure they are safe and effective.
NHS 111 can help if you think you need medical help right now. Find out when to get help from NHS 111, including how to use 111 and what problems 111 can help with.
Find out about the symptoms of COVID-19, what to do if you or your child has them and when to get medical help.
Respiratory health conditions caused by airborne allergens and the groups that are most vulnerable to poor indoor air quality.
Read about talking therapies and counselling for mental health problems.
There is evidence that air pollutants such as ozone, nitrogen dioxide and sulphur dioxide can exacerbate respiratory conditions.
Guidance for people with symptoms of a respiratory infection including COVID-19, or a positive test result for COVID-19.
Guidance on the ventilation of indoor spaces to reduce the spread of respiratory infections, including coronavirus (COVID-19).
Your rights and security searches, body scans and privacy rules if you're disabled or taking medication aboard aircraft
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