Long life expectancy can be attributed to healthy eating, research suggests. As a general rule, a healthy, balanced diet should consist of at least five portions of a variety of fruit and vegetables every day. It is also highly recommended to get enough exercise and the recommended amount is at least 150 minutes per week. With wintry days, so comes the need for a warm brew to warm us up from the inside and according to studies, drinking this warm beverage could help boost your longevity too.