He or she might start by checking your weight and height, as well as your blood pressure and maybe your temperature. 1  Blood pressure: This shows how hard your heart is pumping blood throughout your body. A cuff that gets tighter and tighter on your arm is used to measure this.
And people who sleep 8 hr. or more, or less than 6.5 hr., they don't live quite as long. There is just as much risk associated with sleeping too long as with sleeping too short. The big surprise is that long sleep seems to start at 8 hr. Sleeping 8.5 hr. might really be a little worse than sleeping 5 hr.
Your age has a lot to do with sleep requirements. Babies need about 16 hours a day and teenagers about nine. Most adults need seven to eight hours a night, but some may need as little as five hours or as much as 10 hours of sleep a day. Generally speaking, the older you get, the less sleep you need.