By Joseph Wilkes Diet guru Dr Michael Mosley has dished out a simple tip that could revolutionise your health, revealing just one spoonful of this everyday item could be a game-changer. The health expert, known for his popular 5:2 and Fast 800 diets, spilled the beans on his BBC Radio 4 show ‘Just One Thing’ about the wonders of olive oil. Dr Mosley swears by a daily tablespoon of olive oil, hailing it as a cornerstone of the Mediterranean diet and a powerhouse of health benefits due to its high polyphenol content. He elaborated on the magic within the oil, stating: “Olive oil is also rich in …