Christina Applegate 'hospitalised' amid MS battle It has been claimed that Christina Applegate was "hospitalised" in "late March" as she continues her battle with multiple sclerosis (MS). 17 April 2026 Christina Applegate has reportedly been "hospitalised" amid her multiple sclerosis (MS) battle. Actress Christina Applegate Sources have claimed to TMZ that the 54-year-old actress was "admitted" to a Los Angeles hospital in "late March", but a reason is yet to be revealed.