Type B bloodPeople sleep habits

Sleep habits affect a person's health.And people of different type has different sleep habits, people of type B blood how sleep habits?

Type B people is "everywhere can sleep" type, no matter what's a sentimental thing in the daytime, as long as to sleep time, they would have thrown everything, shout to sleep, and no matter where, can sleep very safe.Therefore, some people jokingly said, even if happened in the middle of the nightThe earthquake, the house collapsed, type B people are also don't know!