Home > News Updated 18 October 2016 Health24 Health Challenge: Week 13 It's time for our weekly health challenge! Find out if you can score a perfect 10 on our quiz. 0 Joshua Carstens More in News Troubled childhood may boost bipolar risk More: News advertisement Other news Mental health Troubled childhood may boost bipolar risk Diet and nutrition Our genes may soon advise our food and lifestyle choices Lifestyle Which skin products are better, ‘medical grade’ or ‘over-the-counter’? Medical Don't believe these asthma myths Medical Will moving to the coast cure your allergies? Diet and nutrition Mediterranean diet may help prevent macular degeneration From our sponsors Win a Skin Renewal voucher valued at R2 000 Keep an eye on your vision Which skin products are better, ‘medical grade’ or ‘over-the-counter’? Win 1 of 6 R5000 cash prizes 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.