Hundreds of people in England have died before doctors diagnosed their tuberculosis

Dave, a retired dockworker, has smoked since his teens. When he develops a persistent cough, he dismisses it as "just a smoker's cough."

Angele Bu/Shutterstock Dave, a retired dockworker, has smoked since his teens. When he develops a persistent cough, he dismisses it as “just a smoker’s cough”. Then he loses weight, develops fevers and wakes at night drenched in sweat. After several courses of antibiotics, he…