https://www.valterlongo.com/wp-content/uploads/2018/02/aol-logo.jpg310384Valter Longohttps://valterlongo.com/wp-content/uploads/2019/09/prof-valter-longo.pngValter Longo2016-03-10 14:50:412020-07-24 07:41:13Occasional fasting may help you live longer, says study