Getting too little sleep is a big problem in the U.S. According to the CDC, one third of adults report they get less than the recommended 7-8 hours of sleep each day, and insufficient sleep has been tied to several chronic health conditions — including type 2 diabetes, obesity, heart disease, and depression.

The spinal cord plays an essential role in the human body, serving as a messenger between your brain and the rest of your body (and vice versa).

The dog days of summer can lead to heat exhaustion and heat stroke. Learn the warning signs of these serious emergencies and how to prevent them.