United Kingdom, March 2 -- Christina Applegate has become an "honesty missile'" since being diagnosed with multiple sclerosis (MS).

The 54-year-old actress went public with her diagnosis in 2021 and she's now confessed her health battle totally changed her outlook on life and she no longer feels she has time to "be polite".

In an extract from her memoir You With the Sad Eyes - published by the Guardian - she writes: " I've become an honesty missile. When your physical situation deteriorates, and your life shrinks to the size of a king-sized bed, suddenly all the things you thought were important shift, too.

"The truth clarifies, like a camera lens slowly focusing."

She later added: "For so much of my life, I've felt like the good unde...