I think that it's with a viral infection.
Answer:
You can stop any bleeding by appling the necessity pressure to the wound. Make sure that you use a sterile bandage, a clean cloth or a clean piece of clothing.
Immobilize the injured area. ...
Apply ice packs to limit swelling and help relieve pain. ...
Treat for shock.
Pepsin I believe is the answer
Factories, smoking, cars, littering