FMLA leave is job-protected and it’s illegal to retaliate against an employee for taking it. You can be fired when you return for reasons not related to the lea

FMLA leave is job-protected and it’s illegal to retaliate against an employee for taking it. You can be fired when you return for reasons not related to the leave but - it’s also dangerous to play that game if you don’t have a documented history to support it.