Actress Selma Blair was diagnosed with MS in 2018 but said her symptoms started after the birth of her son in 2011.
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Comedian, actor, and voice actor Jonathan Katz said he initially began experiencing MS symptoms in 1996.
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TV personality Jack Osbourne was diagnosed with MS in 2012, just weeks after the birth of his daughter.
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"Sopranos" actress Jamie-Lynn Sigler, 34, revealed that she has multiple sclerosis in People magazine. She told the magazine she was diagnosed with the disease when she was 20.
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NASCAR driver Trevor Bayne announced that he was diagnosed in 2013. The chronic disease affects the central nervous system, often causing pain, numbness in the limbs and a loss of vision.
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Actress Teri Garr was diagnosed with multiple sclerosis in 1999. Garr might be best known for her roles in the iconic 1980s films "Mr. Mom" and "Tootsie."
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It has been more than 15 years since musician Clay Walker was diagnosed with multiple sclerosis. He says he's learned to manage his condition by eating a healthy diet, exercising and taking his medication.
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Josh Harding, formerly a goaltender with the NHL's Minnesota Wild, was diagnosed with MS at the age of 28.
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Singer Alan Osmond, left, and his son David Osmond both live with multiple sclerosis.
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Fox News anchor Neil Cavuto was diagnosed with multiple sclerosis in 1997.
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Talk-show host Montel Williams was diagnosed with multiple sclerosis in 1999. Williams said then that he had been misdiagnosed for 10 years.
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Noah "40" Shebib, a Canadian hip-hop producer who has collaborated with artists such as Drake and Lil Wayne, was diagnosed with multiple sclerosis in his early 20s.
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David Lander, left, who played Squiggy on TV's "Laverne & Shirley," hid his diagnosis for 15 years "primarily because I didn't think show business would embrace the fact that I have a chronic disease known as multiple sclerosis," he said in a 2001 interview with CNN.
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Ann Romney, wife of former presidential candidate Mitt Romney, was diagnosed with MS in 1998.
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Ten years ago, singer Tamia Hill was diagnosed with multiple sclerosis. She has recorded four albums since.
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Chris Wright was the first-known NBA player with multiple sclerosis. The former Dallas Maverick now plays professionally in Israel.