Characteristics of sleeping habits of people with blood type O

　　Characteristics of Sleep Habits of Type O People

　　Sleeping habits can affect a person's health. And people of different blood types have different sleep habits, what about the sleep habits of people with blood type O?

　　O-type people are "reserve energy" type, as long as the sleep time is up, they can often fall asleep peacefully. In addition, their endurance is amazing. They can sleep for three days and three nights, or they can sleep for three days and three nights at once, which is incredible!