Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: Exercise lowers MS, 6 healthy choices for the weekend, Years before Zika vaccine, Teen girls respond to breast cancer risk > Health-in-Motion 09 November 2015 Sniff a lemon Sniff a lemon. Yep, you read that right. To improve your day, simply sniff a lemon. Scientists at Tel Aviv University suggest that the citrus fragrance of the lemon can alleviate depression and boost our mood. Indeed, the smell of a lemon boosts your levels of serotonin (a feel-good hormone) and lowers levels of norepinephrine (a stress hormone), so improve your day by burning a lemon scented candle or spritzing on a lemony fragrance, or you could just go all out and sniff a lemon. 0 More in Newsletters Want to improve your teenager’s eating habits? More: Daily Dose: Exercise lowers MS, 6 healthy choices for the weekend, Years before Zika vaccine, Teen girls respond to breast cancer risk Health-in-Motion advertisement Other news News Health tip: Why can't I stop sweating? News ICYMI: The top stories of the week Medical Are your headaches linked to your thyroid? Diet and nutrition 6 healthy choices for the weekend Medical Years before Zika vaccine becomes available Sex Help, my STI is incurable! 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.