Iron deficiency is a common reason for lack of progress and setbacks for distance runners. Learn about causes, testing, and treatments.
Half a year has passed since I ran the Berlin Marathon. It is safe to say that my running has not gone according to plan through these six months.
It is a law of nature that every runner will suffer injuries that prevent them from training as planned. Equally all-encompassing is the feeling of invincibility that characterises any runner who has yet to encounter debilitating injuries.