| | Conditions & Treatments | Hair Loss How soon after a nosebleed can you wash your hair? You should avoid washing your hair for 24 to 48 hours after a nosebleed to minimize risks of potential complications. Hair Loss - Related Articles Why do hair extensions grow your hair? Healthy Hair Habits Treatment for Baldness Why an egg helps your hair grow? How can you treat head sores in black kids hair? What other illness causes loss of hair than cancer? Keratin Disease