Christina Applegate reveals she has multiple sclerosis No Comments Uncategorized Actress Christina Applegate has announced that she has been diagnosed with multiple sclerosis. Actress Christina Applegate has announced that she has been diagnosed with multiple sclerosis. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to print (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on WhatsApp (Opens in new window)