What should you know about Bill Gates malaria?

Malaria parasites enter the bloodstream after an infected mosquito bites a person. Fever, chills and muscle aches are common presentations of malaria, but symptoms can vary and may come and go. A recent stay in a malaria-risk area is an important detail, even if the trip was some time ago. Malaria is not diagnosed from symptoms alone; a clinician may use a blood test to look for the parasite and assess the illness.

Contact a healthcare professional promptly if you develop fever or flu-like illness after possible exposure. Tell them where you travelled, when you returned, whether you took prevention medicine and which medicines you use. Do not start leftover antibiotics or malaria tablets without advice. For future travel, a travel health consultation can match prevention advice to the destination, season and your health history. Mosquito avoidance, including covered clothing and suitable repellent, also reduces exposure.

Seek urgent medical help for confusion, fainting, trouble breathing, a seizure, severe weakness, repeated vomiting or inability to drink. A very unwell person with fever after travel needs assessment without delay. Children, pregnant people and people with reduced immunity should seek advice early because malaria can become serious and may need hospital treatment.

Ask which test is needed, when results should be repeated if symptoms continue, whether treatment must be started before every result is available, and which travel-prevention plan fits your next destination.