As the trend towards a 24-hour society grows, many people function day to day in a sleep-deprived state, and scientists are convinced the problem is contributing to more cases of heart disease, premature ageing and danger on the roads. Dr Phil Hammond discovers the physical and psychological effects of a lack of sleep, explores the problems of insomnia and locates alternatives to traditionally prescribed sleeping pills.
(S)
Dr Mark Porter on insomnia: page 41