India, Sept. 8 -- Fever is one of the most common symptoms that prompt people to seek medical advice. Yet, despite being so common, it can often create confusion and anxiety. Does every high fever require hospitalisation? When is it enough to rest and stay hydrated, and when should one seek urgent medical attention? According to Dr Sunil Jain, Head of the Accident and Emergency Department, Jaslok Hospital and Research Centre, Mumbai, fever is not usually a disease in itself but a symptom of an underlying condition. (Also read: 44-year-old gastroenterologist shares 'anti-ageing secrets' he wishes he knew in his 20s: 'Sleep is best longevity tool' )

Sharing his insights with HT Lifestyle, Dr Jain explained, "The first thing to understand i...