The 38-year-old TV presenter and mother-of-three announced the separation on her social media account.
Helen Skelton found herself at the centre of a strange media storm when she wore a short skirt during Rio 2016 Olympics coverage.
The former BBC Breakfast presenter tested negative but is following Government guidelines.
One-fifth of school children don't know milk comes from cows, a survey has found.
The presenter said people are too embarrassed to say they have been conned.