The Salt Path became an instant bestseller. But, is it true?

When the book, The Salt Path, came out in 2018, it quickly became a blockbuster hit. It’s the story of a woman named Raynor Winn and her husband, Moth, who has been diagnosed with a terminal neurological disorder. According to the telling, their decision to walk the Salt Path, a 1000 km trek across the south west coast of England, leads to miraculous healing. Against all odds, the walk appeared to reverse symptoms of Moth’s terminal illness. The Salt Path was followed up by more books, and in 2024, a Hollywood movie starring Gillian Anderson and...