He had forgotten one of the simplest rules in life: do something you enjoy. It wasn’t as simple as writing a few songs and having his depression cured, but over time, he felt his depression lift.

*top tip This is my 10-second rule to good posture: stand up straight, keep your back straight with your ears over your shoulders and your shoulders over your hips. Look straight ahead and think tall, right through your spine and through the top of your head.

Organic or free-range poached or boiled eggs

AFTER 8PM Don’t eat between 8pm and 8am (or thereabouts). A recent study from the Salk Institute in California found that our bodies are hardwired to expect a twelve-hour fast overnight. This, say the scientists, is how our ancestors lived and it enables our livers to burn fat efficiently overnight. However, the relatively recent phenomenon of eati

Organic nut butter

well as clearing out your digestive system (a healthy digestion boosts your energy levels, which is why constipation leaves you feeling so tired), lentils are a good source of the mineral molybdenum, which can keep your energy levels high.

Guacamole Serves 4 1 medium tomato, roughly chopped juice of 1 lime ½ small red onion, peeled and roughly chopped 1 large green chilli, finely chopped 1 small bunch coriander, leaves roughly chopped sea salt, to taste 2 ripe avocados, halved and peeled Method Place all the ingredients except the avocado in a blender and whizz for 20 seconds or unti

Never eat sugar on its own (and this includes fruit and honey). Always eat some protein and good fat with it (try a handful of nuts or a slice of meat or fish) because they slow the rate at which sugar floods into your bloodstream. If sugar hits your bloodstream too fast, you’ll quickly feel high then, just as

Grilled fish and a green salad. If you add olive oil to the salad, this is the perfect meal – best there is