What should you know about rat fever?

Fever may come with chills, sweating, tiredness, headache, muscle aches, reduced appetite, or feeling generally unwell. It is a sign that the body is responding to something, not a diagnosis by itself. Colds, flu-like illnesses, COVID-19, chest infections, skin infections, and several other conditions can cause it. A fever after heat exposure may have a different cause and can become urgent.

Notice when it began, whether it is rising or settling, and which other symptoms appeared first. A clinician may need your recent travel, medicines, medical conditions, and exposure to infection to interpret the pattern.

Rest, drink fluids regularly, and wear light clothing while avoiding overheating. Check your temperature with a reliable thermometer and record the reading with the time and any medicine taken. Follow the label or a clinician’s advice for fever medicine, and do not combine products that contain the same ingredient. Children, older adults, pregnant people, and anyone with a long-term illness may need tailored advice.

Stay home from close contact while you feel unwell, wash your hands, and avoid sharing cups or towels. Do not use cold baths or alcohol rubs to force the temperature down.

Seek urgent help for trouble breathing, confusion, fainting, a seizure, severe weakness, a stiff neck, a new widespread rash, severe dehydration, or a temperature problem after substantial heat exposure. Prompt medical advice is also sensible when fever is persistent, repeatedly returns, or occurs in a very young infant or someone with reduced immunity.

Ask what causes are most relevant to your symptoms, whether you need an examination or tests, which fever medicine is suitable with your other medicines, and how long you should monitor the illness.