For as long as we can remember, we've been advised to wake up at the crack of dawn and get our hearts pumping. While there's no reason to dismiss these claims, it's also important to remember that a short stroll post lunch or dinner can do you good (if you combine this with other forms of exercise). From boosting your metabolism to aiding digestion, and even lowering stress levels – you can enjoy all this and more, if you decide to take a few rounds of your neighbourhood park after meals.