Hercules' father was the almighty Zeus and his mother was a mortal named Alcmene. Many people liked Hercules, but Hera was not one of those people. She hated him because Zeus, Hercules' father, was unfaithful to Hera. Zeus had an affair with Hercules' mother and out of this union, had a set of twins named Hercules and Iphicles. Hera's jealousy turned into rage and she begin to torture Hercules.
This rage continued throughout Hercules childhood