Elderly need more 'sun vitamin'

"Spending more time in the sun could help older people cut their risk of heart disease and diabetes say experts. Sun exposure helps the skin make vitamin D - a vitamin older people are generally deficient in due to their lifestyles and natural aging processes. A team at Warwick University has shown a deficiency increases the risk of metabolic syndrome, which is linked to diabetes and cardiovascular disease. Their study of more than 3,000 people is published in Diabetes Care"