Christina Applegate reveals her misdiagnosis with multiple sclerosis (MS) and ongoing health struggles
Consensus Summary
Despite the misdiagnosis, Applegate’s immediate future remains uncertain, with *7News* noting she is undergoing further tests to identify her condition. The *SMH* reveals she was diagnosed with early-stage breast cancer at age 36 and founded Right Action for Women in 2008, suggesting her health history is complex and multifaceted. None of the articles speculate on a resolution, but all agree that Applegate’s revelation has left her—and the MS community—searching for answers. Her case underscores the challenges of diagnosing autoimmune diseases, where symptoms can overlap with other conditions, and where years of advocacy may suddenly feel meaningless when a diagnosis is overturned. As *The Guardian* and *SMH* both observe, Applegate’s story serves as a cautionary tale about the fragility of medical certainty and the emotional toll of misdiagnosis.
✓ Verified by 2+ sources
Key details reported by multiple sources:
- Christina Applegate publicly announced her MS diagnosis in 2021
- Applegate revealed her misdiagnosis in an episode of her podcast *MeSsy* in March
- Applegate still experiences symptoms requiring a wheelchair, including difficulty walking from the car to the doctor’s office
- Applegate retired from acting two years after the 2021 MS diagnosis, wrapping up her role on *Dead to Me*
- Applegate’s memoir, published earlier this year, detailed her struggles with MS and other health issues
- Applegate was diagnosed with early-stage breast cancer at age 36 and underwent a double mastectomy
- Applegate’s breast cancer charity, Right Action for Women, was founded in 2008
Points of Difference
Details reported by only one source:
- Applegate won a 2002 Emmy for outstanding guest acting in a comedy series
- She retired from acting after completing *Dead to Me* two years after the 2021 MS diagnosis
- Applegate was discharged from the hospital in August after a four-month stay
- She described using diapers and scooting downstairs on her backside due to MS symptoms in her memoir
- Applegate used a wheelchair and cane at her Hollywood Walk of Fame induction in 2022 and the Primetime Emmys in 2024
- Her doctor had her on infusions for years before discontinuing them to monitor her immune system
Where the reporting differs
Details that conflict, or appear in only some outlets:
- The *Guardian* and *7News* mention Applegate’s retirement two years after the 2021 MS diagnosis, but *SMH* and *ABC* do not reference this timeline explicitly
- The *Guardian* states Applegate’s memoir was published in March, while *SMH* refers to it as published 'earlier this year' without specifying March
- The *Guardian* and *7News* describe Applegate’s emotional reaction to the misdiagnosis as leaving her 'back at square one,' but *SMH* and *ABC* emphasize her ongoing symptoms without framing it as a return to uncertainty
Source Articles
Actor Christina Applegate reveals she was misdiagnosed with multiple sclerosis
The Married … with Children actor says the news is ‘unnerving’ and ‘really confusing’ Sign up for the Breaking News US newsletter email After becoming a prominent advocate for multiple sclerosis awareness and chronicling her struggles in an emotional memoir published in March, the Emmy-winning actor Christina Applegate has revealed she does not have the debilitating autoimmune disease after all. Applegate, 54, made the stunning announcement in an episode of her podcast MeSsy, recorded with fello
Christina Applegate reveals she was misdiagnosed with MS
The actor says the news is not as good as it might seem – she is now “back at square one”.
Christina Applegate says she was misdiagnosed with MS
Actor Christina Applegate, known for hits such as Anchorman and Married With Children, says she is back at square one with the debilitating symptoms she suffers.
Christina Applegate ‘back at square one’ after being misdiagnosed with multiple sclerosis
‘You’re not going to freaking believe this.’
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