Sleep deprivation has drastic consequences on health . Short sleep can lead to hypertension, diabetes, higher levels of bad cholesterol, obesity, brain fogginess, memory loss, inability to learn and retain new information, poor judgement and a host of other health problems. But did you know that sleeping for long hours is also not healthier either? In any case, it is not a healthy practice to loll in bed for long hours . Anything in excess is always bad, including sleep. While there is no conclusive proof to show that long sleepers are shy, introverts or over-anxious types , long sleepers are at a risk of several other health issues such as stroke, cardiovascular disease, diabetes etc. A recent research has also found that sleeping for more than nine hours a night is associated with having bad dreams / nightmares . S tephanie Rek at the University of Oxford and her colleagues performed one of the largest ever studies of nightmares in the general population. As expected,