Home > Fitness > Sport > Running 11 December 2012 The complete guide to interval training Introduce some interval training: workouts where you alternate high-exertion exercise with periods of rest. This Guide to Interval Training walks you through the main types. 0 take a Flexibility test » Receive Health tips » Join Health24 on Facebook » Ask Fitness Expert » by voltiercreative. Browse more infographics. More in Fitness My 8 week journey to the 21km Two Oceans Marathon – week 8 More: SportRunning SPONSORED: Fedhealth What cover is right for you? advertisement Get a quote Fedhealth - What cover is right for you? Momentum - save up to 35% on healthcare advertisement Read Health24’s Comments Policy Comment on this story 0 comments Add your comment Thank you, your comment has been submitted. Logout Comment 0 characters remaining Share on Facebook Logout Comment 0 characters remaining Share on Facebook Loading comments... From our sponsors Is your baby dehydrated? How to tell. Taking charge of your health Man, take care of your health! Live healthier Healthy ears » A middle-ear microphone Deaf and drop-dead gorgeous The gift of hearing The strangest things found in people's ears Doctors have found some very weird things in patients' ears. We look at 7 strange things found in human ears . . . Live allergy free » 10 dog breeds for allergy sufferers Strange allergy cures Managing seasonal allergies Bust those allergies! All you need to know about relieving seasonal allergies.