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 » Ask Fitness Expert » Join Health24 on Facebook » by voltiercreative. Browse more infographics. More in Fitness Running for a cause: 26 Charities to benefit from Sanlam Cape town marathon More: SportRunning advertisement Read Health24’s Comments Policy Comment on this story 0 comments Comments have been closed for this article. Logout Comment 0 characters remaining Share on Facebook Loading comments... From our sponsors Win one of 25 Webers valued at R2000 each! How to still have a good life with diabetes Otrivin Menthol relieves sinus congestion Lose weight Live healthier Exercise benefits for seniors » Working out in the concrete jungle Even a little exercise may help prevent dementia Here’s an unexpected way to boost your memory: running Seniors who exercise recover more quickly from injury or illness When sedentary older adults got into an exercise routine, it curbed their risk of suffering a disabling injury or illness and helped them recover if anything did happen to them. No relief for MS » Drug shows promise against MS in mouse study Vitamin D may slow multiple sclerosis Obesity in girls tied to higher MS risk Exercise may not lower women's risk of MS A Harvard study showed no evidence to support the idea that exercise lowers the risk of multiple sclerosis.