In
fact, according to Robert Emmons, a psychology professor and one of world's leading scientific experts on gratitude, just jotting down a few reasons to feel thankful before
bed could
net you an extra half hour of quality shut eye.
The reasons aren't quite clear; in Luapula Province,
bed net coverage declined, but it remained high in Eastern Province, says WHO's Richard Cibulskis, the report's main author; perhaps the
fact that the
nets are too old now is the problem, he says.