 Mitchell has said that she has Morgellons syndrome, and in 2010 said she planned to leave the music industry to work toward giving more credibility to people diagnosed with Morgellons.In 2015, Mitchell had a brain aneurysm, which required her to undergo physical therapy, and take part in daily rehabilitation.Mitchell made her first public appearance following the aneurysm when she attended a Chick Corea concert in Los Angeles in August 2016.