Groggy all the time? You may have a sleep disorder (The Straits Times, 24 March 2011, Pg 18)
If you are constantly feeling groggy and have morning headaches, you might have obstructive sleep apnoea – a disorder where people stop breathing repeatedly during sleep because their airways collapse.
A study published in Sleep Research Online by Associate Professor K. Puvanendran, a senior consultant at the department of neurology in Singapore General Hospital, found that it affects 15per cent of the population in Singapore.
Lack of sleep is a problem faced by millions. Electronics giant Philips recently published the Philips Index For Health And Well-being report, part of which focused on the relationship between sleep and health.