Spread of dengue fever in Bangladesh worries medics

Bangladesh is struggling to tamp down a surge in dengue cases as climate change turns the disease into a year-round crisis, leaving some paediatric wards packed with children squeezed two to a bed.

The Aedes mosquito that spreads dengue -- identifiable by its black and white striped legs -- breeds in stagnant pools, and cases once slowed after the monsoon rains faded.