Yes and it can also kill someone.
Can a punch damage anyone?
Yes and can kill you.
Halle Berry once said Wesley Snipes hit her so hard in her ear she has permanent hearing loss.
A heart thrust punch can create such abrupt trauma to the sternum that it can cause the heart to bruise and even stop.
Kinetic Linking done properly (taught in most Martial Arts) can have devastating effects.
If I recall correctly boxers have to register their hands as deadly weapons. A punch can do much damage.
Of course it can. There have been many deaths from a lethal punch, both in and out of the boxing ring.
yes but fruit punch is much less damaging than a physical fist punch and is unlikely to cause lasting harm if that's what you were wondering
A solid punch in the face could damage one's brain. It can eventually kill you.