Sleep deprivation: Know the risks

Sleep deprivation is common, but that doesn’t make it any less dangerous. Find out how a lack of sleep can affect your mind, weight and immune system.

Read more: http://www.mayoclinic.org/healthy-living/adult-health/in-depth/sleep-custom-site/art-20045019/?utm_source=newsletter&utm_medium=email&utm_campaign=housecall