Miley Cyrus's Pilates Instructor Mari Winsor's Brave ALS Battle

#34;Things can change at any moment for any of us," Mari Winsor tells PEOPLE

Miley Cyrus leaves Winsor Pilates class in West Hollywood. Los Angeles, California - 30.04.12 Stock Photo - Alamy

Lara Flynn Boyle Makes Rare Public Appearance, Talks Career and Sexual Misconduct in Hollywood

Mari Winsor, celebrity fitness trainer who worked with Miley Cyrus, dies at 70 from ALS

Pilates with Miley Cyrus: A Celebrity's Love for Pilates Equipment & Mat

Pat Patterson, first openly gay wrestling star, dies at 79

Miley Cyrus gears up with Mari Windsor for ALS walk in LA

Olympian Rafer Johnson, who helped subdue RFK's assassin, dies at 86

Miley Cyrus Body - Her Pilates Instructor Defends the Star's Lean Look

Baseball Hall of Famer Joe Morgan dies at 77