Sleep deprivation falls into two primary buckets, voluntary and involuntary, says noted sleep researcher, Dr. Tom Roth. Whatever the reason for one's sleeplessness, the consequences can be devastating ranging from being more likely to have an accident, reduced productivity in school or on the job, to having increased risks for depression, obesity and hypertension. Technology and our now 24-hour society is taking a toll with the light from computer, tablets and mobile phone screens causing a shift in our sleep patterns. Dr. Roth shares some important steps to take to improve your chances of getting a good night's sleep.