Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: Nose cartilage used to repair injured knees 30 January 2015 When to see a doctor about flu 0 More in Newsletters Nose cartilage used to repair injured knees More: Daily: Love or hate Earth Hour?Daily Dose: Nose cartilage used to repair injured knees 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... Other news Medical SEE: The effects of too much alcohol on the body Parenting Rise in teen suicide attempts in Canada not copycat behaviour Medical Love your bones News No queues, no fuss, bringing healthcare to your door Medical SEE: 12 Things you didn't know about the brain Medical Healthy living reduces everyone's risk of colon cancer From our sponsors Keep an eye on your vision Which skin products are better, ‘medical grade’ or ‘over-the-counter’? Win 1 of 6 R5000 cash prizes Win Skin Renewal voucher 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.