Twenty-one more dengue patients were hospitalised in 24 hours until Friday morning. Among them, 16 patients were admitted to different hospitals in Dhaka during the period, according to the Directorate General of Health Services (DGHS). As many as 110 dengue patients, including 102 in the capital, are now receiving treatment at hospitals across the country. Read: Bangladesh reports season's first dengue death, 27 more hospitalised On Tuesday, the directorate reported the first death of the season from the mosquito-borne viral disease. This year, the DGHS has recorded 885 dengue cases and 774 recoveries so far. Dengue – a leading cause of serious illness and death in some Asian and Latin American countries – was first reported in Bangladesh in 2000 and claimed 93 lives. In three years, the fatality number almost fell to zero. However, 105 dengue patients, including 95 in Dhaka division, died in 2021. Dengue is found in tropical and sub-tropical climates worldwide, mostly in urban and semi-urban areas. Read: Covid 4th wave begins in clusters in Dhaka, say public health experts urging caution About 4 billion people, almost half of the world's population, live in areas with a risk of dengue, according to the US Centers for Disease Control and Prevention. Each year, up to 400 million people get infected with dengue while approximately 100 million get sick from infection, and 40,000 die from severe dengue, it says. "There is no specific treatment for dengue or severe dengue. Early detection of disease progression associated with severe dengue, and access to proper medical care lowers fatality rates of severe dengue to below 1 percent," according to the World Health Organization.