In a finding that could lead to new treatment for insomnia, a new study has claimed that sleeplessness may actually shrink a person's brain. The University of Cambridge study -- the first to link insomnia to a reduction in vital grey matter -- showed that those with chronic sleep problems had lower grey matter density in brain areas used to make decisions.

A new study has found that sleeplessness is taking a heavy economic toll on Canada where the public health bill has outpaced the economic growth rate.

The social and economic burden of insomnia are considerably higher than the direct costs incurred in its treatment, according to a new study.

If you think that snoring is bad for your health, think again, for a study has suggested that the nocturnal snorts, whistles and wheezes can give you a long and healthy life, particularly if you are elderly.