Whatever type of runner you are, you should give serious consideration to investing in a heart rate monitor. From as little as £40 you can add a whole new dimension to your training. Strap on a heart rate monitor and you’ll never run too quickly

.runnersworld.co.uk forum about something called base training' and thought I'd give it a go."Building an endurance base by slowly adding mileage to steady runs is a tried and tested technique, but base training using a heart-rate monitor (HRM) is an idea conceived

.runnersworld.co.uk forum about something called base training' and thought I'd give it a go."Building an endurance base by slowly adding mileage to steady runs is a tried and tested technique, but base training using a heart-rate monitor (HRM) is an idea conceived

and split) are easier to read, but that’s all. (There are also versions with fewer laps and some women’s versions).Pros Massive memory; easy to use; big numbersCons Buttons on the side rather than front Polar S610 HRM £180Key feature Interval training