does anyone know why I sometimes wake up with a singe weal (hive) on my arm? always in same spot.?

Answer 1

Are you on any medications? There is something called a fixed drug eruption that always seems to target the exact same spot.

Answer 2

You are a new prototype weapon developed by the government to fight anti-terrorism.At night you are activated by the bionic chip in your arm you do not ever remember but you kick butt.So get some sleep it's up to you to keep America safe.goodnight.