In Africa, experts say the deaths of thousands of infants each year from low body temperature, or hypothermia, pneumonia and other illnesses that can strike a child within days of delivery. One way that’s gaining in popularity in the southern African country of Malawi is keeping a child close to the chest of the mother and other adults. From Washington, reporter William Eagle has the story.

Runners in London Marathon may be tempted to down several litres of water to keep their cool and achieve their best time, but large fluid intake does not achieve either, according to a sports scientist from the University of Exeter.