Ran is a violent campaign, when ran feel the heartbeat is quickened very easily, blood is accelerated circularly, for the person that this has a problem to the heart and vessels, can produce huge impact, very incidental accident, have the person of cardiovascular disease so, can move below doctor proposal, not certain must ran.
Leg ministry gets hurt the person that did not restore
If your leg gets hurt because of ran, had not restored completely, continue ran can cause recrudesce of leg ministry old injury, especially long run, can create very great pressure to leg ministry, ministry waiting for a leg is thoroughly good resumptive.
The age older old man
The bone of human body estimates the meeting growth as the age, and less and less, bone begins to become flimsy, the need such as ran is many at that time the motion of leg department action, suit no longer, if elder has the habit that holds to ran for a long time, that does not have a thing.
Serious and anaemic
Very the problem that has anaemia to the female, the motion having oxygen such as ran, can make blood is accelerated circularly, the content of red blood cell in anaemic patient blood is less, appear very easily syncope state, the thing having before ran so must want to do.