i am a 22 year old male, fit no pain at all .i have regular motions and have no irregularity in it. The problem i have is i get some lumps of blood in my stool.usually its black in colour . this blood comes almost on my every nature's call. stool is normal as it should be(not hard,not black) .i started facing this problem since i started jogging .i have reduced around my 10 kgs by jogging.
i have no problems because of this blood(means no pain,no constipation,stomach ache nothing ).i feel fit from inside
.i am concerned as there should not be blood in the stool .sombody please help.plese suggest wat can be the problem