Minnesota football coach Jerry Kill retired Tuesday, effective immediately, the school announced in a release.
The school said Kill is retiring due to health reasons but did not specify further. Kill's battle with epilepsy has been very public since taking the Minnesota job in 2011, as he suffered seizures during two games that year. He also had seizures on the sidelines one time in 2012 and in 2013, the latter of which forced him to take a leave of absence and miss seven games.
In a news conference, interim athletic director Beth Goetz said, "He's making the best choice for himself and his family.