#4 Lack of sleep
A bad night’s sleep or not enough time devoted to getting a good night’s sleep may not be the first thing that comes to mind when you think about causes for weight gain, but it can be a significant factor. A study that was conducted over the course of 16 years found that women who routinely sleep five hours or less per night were 30 percent more likely to pack on 30 or more excess pounds compared to those that slept for at least seven hours.
