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.
Sleep needs are individual, and change as you age. Newborns, for example, need a total of 14 to 17 hours of sleep a day. Infants need 12 to 15 hours a day, and teens need 8 to 10 hours. Ask yourself three questions to figure out whether the amount youâre currently getting is enough to keep you healthy and happy.