How do you reduce swelling my forehead after he bumped it hard in the doorway?

Ice it: Applying ice to the swollen area can help reduce swelling and inflammation. Wrap an ice pack in a towel and apply it to your forehead for 20 minutes at a time, several times a day.

Elevate your head: Keeping your head elevated above your heart can help reduce swelling. Try lying down with your head propped up on a few pillows.

Use arnica: Arnica is a natural herb that has been shown to reduce swelling and pain. You can apply arnica gel or cream to your forehead several times a day.

Take an over-the-counter pain reliever: If you are experiencing pain from the swelling, you can take an over-the-counter pain reliever such as ibuprofen or acetaminophen.

See a doctor: If the swelling does not improve after a few days, or if you have any other symptoms such as bruising, bleeding, or vision problems, see a doctor.