In a recent survey by Philips, Singapore emerged as one of the top cities that is troubled by a persistent lack of sleep. Averaging 6.4 hours of sleep per night, Singaporeans sleep almost 2 hours less than the daily recommended amount. A majority of participants cited that their lack of sleep is due to stress. This makes sense considering that Singaporeans work some of the longest hours in the world, have a competitive academic culture and experience very high costs of living. However, it is not that Singaporeans are unaware that a lack of sleep is unhealthy—some Singaporeans simply cannot afford to sleep more due to familial, academic or job obligations. So while most of us know that sleep can affect our health and productivity, how much can it actually cost the average person financially?

After a poor night's rest that