India, June 15 -- Dengue has been a major threat to public health all across the country for decades. Recently, the risk has increased, with the infection being observed throughout the year, driven by longer transmission seasons and the impact of climate change.

On the occasion of World Dengue Day, Dr Anil Vardani, senior director of internal medicine at BLK-Max Super Speciality Hospital, New Delhi, shared with HT Lifestyle how the threat of the disease is significantly increased for people with chronic health issues.

According to the physician, the Aedes mosquitoes that carry the dengue virus are mostly active in early morning and late afternoon. Early symptoms generally include high fever up to 104 degrees Fahrenheit, severe headache,...