Acid reflux is a burning feeling in your chest or throat that happens when acid from your stomach travels back up into your oesophagus (food pipe). This happens when the valve between your stomach and oesophagus, the lower oesophageal sphincter (LES), opens or relaxes when it shouldn't.
Bags under the eyes are a common cosmetic concern and usually harmless. Find out what causes them, how to reduce their appearance, and when to get advice.
Find out what causes bleeding gums, the warning signs to watch for, how they're treated, and when you should see a dentist about ongoing gum bleeding.
The medical term for difficulty swallowing is dysphagia.
Find out what causes dizziness, how it's diagnosed and treated, and when you should see a doctor, with clear self-care guidance from Nuffield Health.
Earache is common and usually not serious. Find out what causes ear pain, the different types, how to treat it at home, and when to see a doctor.
Sudden and very severe pain on one side of your face may be due to trigeminal neuralgia.
Most headaches settle on their own and aren't serious. Find out what causes them, the main types, how they're treated, and when to get medical help.
A hoarse voice is usually harmless and settles by itself. Find out what can cause it, how it's treated, and when it's worth getting checked out.
Learn about impaired vision and sight loss: the common causes, symptoms, UK registration categories, and the treatment and support available.
Abnormal inflammation, swelling or sores on your lips are called lip lesions.
Nasal congestion is when you have a blocked or stuffy feeling in your nose. This happens when the tissues and blood vessels inside your nose become swollen with too much fluid. Sometimes home remedies are enough to relieve your symptoms, but you may need medical treatment if you have long-term problems.
Find out what causes a lump in your neck, how it's diagnosed and treated by doctors, and when you should see a GP about it for further checks.
Discover the common causes of neck pain, how it is diagnosed, ways to treat it at home, and the warning signs that need urgent medical attention.
Find out what causes nosebleeds, the right way to stop one at home, how they're treated, and when frequent or severe nosebleeds need medical attention.
The shoulder is the most flexible joint in the human body. Its wide range of movement means that injuries can happen easily.
Sore, red or gritty eyes can have many causes, from dry eyes to conjunctivitis. Find out what's causing it, and when you need medical help.