We've seen Emmerdale's Rhona become hooked on prescription painkillers and risk both her business and her marriage to fuel her addiction.
Now we speak to 41-year-old Cathryn Kemp, who knows exactly how it feels to be in the throes of a painkiller addiction.
She joins Kate on the Lorraine sofa to talk about how her addiction spiralled out of control.
Cathryn's book is called Painkiller Addict: From Wreckage to Redemption - My True Story. Find out more at www.painkiller-addict.com.