The trigger has been removed.
The person causing the stress has left their lives. This reduces cortisol and it’s easier for her to stop stress eating amongst other things.
You people underestimate the effect a ‘bad’ partner can have on a person.
Ask a woman why she hates men - she'll tell you a horrifying story involving violence, abuse, and harassment.
Ask a man why he hates women - he'll complain about feminists, girls using him for free meals, and a friend who friendzoned him once and didn't put out