Ideally, everyone who takes up running should check with a doctor that they are not going to put themselves in danger. But for many runners this is unnecessary. There are some guidelines below about whether you need to see a doctor.
In addition to seeing a doctor, you should also aim to see a sports physiotherapist before beginning a running programme. A physiotherapist can help to identify weaknesses in your style of running that could possibly lead to an injury. They will also give you simple specific exercises to rebalance your posture and running style, or suggest the use of inserts in your running shoes ("orthoses"). A visit to a physiotherapist early on may prevent months of injury in the future.
The National Heart, Lung and Blood Institute have formulated the following guidelines. According to these guidelines, anyone who conforms to one or more of the eight criteria below should consult a doctor before beginning an exercise programme:
Use your common sense; and if you are in doubt, go to your doctor.