HELLO,   NASAL BLOOD SUPPLY IS BY CAPILLARIES SO THIN WALLED THAT IF YOU BLOW FORCEFUL IT BROKE. IN HIGH BP ALSO BLEEDING NOSE IS THEIR. SOME TIME PUT FINGER DUE TO IRRITATION THAN ALSO BLEEDING NOSE IS THEIR. SO AT THAT TIME HEAD  LOW DOWN BACKWARD, N COLD WATER SHOULD BE POURED. DON'T WORRY IF IT COMES BY THROAT AS IT GOES DOWN IN ORAL CAVITY. SOME OLD AGE PROVEN FACT SMALL AMOUNT OF GUR IN POURED INTO WATER IN AN EARTHEN POT. MIXIT WITH WITH TWO- GLASS 21 TIMES. N TAKE IT . BLEEDING STOPS IT HAS NO HARM. THESE ARE THE THINGS THAT CAN STOP BLEEDING. O.K BYE. O.K BYE