i was master bating and not using iyn lube i started to get a little sharp pain at the bottom of my penis hole and i looked at my hand and there was a little bloodoin it then i looked at my penis and ther was bloold there but not alot so i emidetle stop it stoped bleding now but im a little woried this has never happend :-(
Unless the blood was coming from inside the shaft you have nothing to worry about you could have just chafed it and caused it to bleed.