What is considered a normal width of the scar caused by forehead reduction surgery?

Your forehead is masculine but not overly prominent. Your chin would be much more impactful. I would say a genioplasty is a better option bc you need about 10mm+ of advancement. Chin implant is going to be under a lot of pressure which pushes them in a few millimeters so you lose some projection...

It is best that start with the forehead reduction surgery as the first stage. The hair transplant should be done a few months later as blood supply to hair follicles may be reduced in the short term from the surgery. In addition, you may have some hair loss from the surgery, often temporary, but...

This is between you and your surgeon, so follow their advice on this. I would suggest my patient hold the isotretinoin (even low dose) prior to an aesthetic procedure, especially forehead reduction given the visibility of the scar.

Thank you for your question about getting a forehead reduction or a hair transplant. As a plastic surgeon and a hair transplant surgeon, I would suggest hair transplantation. However, you appear to have a good set of hair and many hairs that could be suitable donors. I mean at least two or three...