Asthma is a condition in which your airways narrow and swell and may produce extra mucus.

Bronchiectasis is a long-term condition where the airways of the lungs become abnormally widened, leading to a build-up of excess mucus that can make the lungs more vulnerable to infection.

A chest infection is an infection of the lungs or large airways. Some chest infections are mild and clear up on their own, but others can be severe and life threatening.

COVID-19 is an illness that can affect your lungs and airways. It’s caused by a virus called coronavirus.

A cough is a reflex action to clear your airways of mucus and irritants such as dust or smoke. It’s rarely a sign of anything serious.

Tuberculosis (TB) is a bacterial infection spread through inhaling tiny droplets from the coughs or sneezes of an infected person.

Haemoptysis refers to coughing up blood from the lungs or bronchial tubes.

Sarcoidosis is a rare condition that causes small patches of red and swollen tissue, called granulomas, to develop in the organs of the body. It usually affects the lungs and skin.

Respiratory tract infections (RTIs) can affect the sinuses, throat, airways or lungs. Most RTIs get better without treatment, but sometimes you may need to seek additional care.

A pulmonary embolism is a blocked blood vessel in your lungs which can be life-threatening if not treated quickly.

There are several types of pleural diseases, including: Pleurisy, Pleural Effusion, Pneumothorax and Hemothorax.

Interstitial lung disease (ILD) is an umbrella term used for a large group of diseases that cause scarring (fibrosis) of the lungs. The scarring causes stiffness in the lungs which makes it difficult to breathe.

Lung cancer is one of the most common and serious types of cancer. Around 47,000 people are diagnosed with the condition every year in the UK.

Lung nodules are abnormal growths that develop in the lungs. Most lung nodules are non-cancerous and don’t require treatment.

Sleep apnoea is a sleep condition in which patients stop breathing for short periods while sleeping, causing disruption to sleep architecture. Common symptoms include loud snoring and daytime tiredness. Untreated patients suffering from OSA increase their risk of developing serious health problems including strokes, heart failure, and hypertension. This risk rises in proportion to the severity of sleep apnoea so measuring the severity can guide treatment decisions.