A run, a bad knee ache and a difficult-to-diagnose problem
Dorothy Beckett has been a runner for decades and knows her body well, so the 61-year-old biochemistry professor was puzzled when her knee hobbled for no apparent reason after a routine run.
Beckett took two weeks off to let it rest and then tried an easy run. She was met with excruciating pain and decided it was time to visit a doctor.