Christina Barratt was used to the 12- to 14-hour days. For years, she would get into her car each morning and set out to department stores and other retailers all over northwest England, selling greeting cards for a large manufacturer.“It’s a very demanding, busy job,” she said, recalling how she had to make sales, manage client accounts and grow the business, while often traveling long distances.In March 2020, at the age of 50, Ms. Barratt got Covid. She hasn’t been able to work since.Ms. Barratt is among 3.5 million people — or about one in 12 working-age adults in Britain — who have long-term health conditions and are not working or looking for work. The number ballooned during the first two years of the pandem …
