Read about the common causes of joint pain, including injury and arthritis.
Japanese encephalitis is a viral brain infection spread through mosquito bites. It's most common in rural areas throughout Asia and beyond, but is very rare in travellers.
Jaundice is a term used to describe the yellowing of the skin and the whites of the eyes. It's caused by a build-up of a substance called bilirubin.
A sea creature sting can usually be treated with first aid. But if serious symptoms develop, such as severe pain, swelling or difficulty breathing, dial 999 for an ambulance.
Find out what causes jet lag and what you can do to reduce its effects. Get plenty of rest before you travel and try adjusting your sleep routine to the time zone of the place you're travelling to.
Joint hypermobility means that some or all of a person's joints have an unusually large range of movement.