Why is hydration important? Around 70% of our body is made up of water; it is vital for every chemical reaction in the body. We need around 2-3 litres a day to transport nutrients, help with cellular enzyme activity and digestion of food, to carry out waste and toxins and also to support brain function for mood, energy and concentration.
Running and training has had such a positive effect on so many aspects of my life that I can't see me giving it up any time soon. It is fair to say it has completely transformed my body. I've lost a stone and a half, developed a totally flat stomach and have slimmer arms, so obviously the physical benefits are definitely worth it!
Former England rugby captain Lewis Moody is in a dark place at the moment. Literally, not mentally. Whilst the rest of the rugby world is enjoying another Six Nations competition, he is in the north of Canada - where at this time of year daylight is at a premium - to take part in the Yukon Arctic Ultra.
Things have definitely improved since the Olympics finished. But not quite as dramatically as everyone hoped. If the Olympics and Edinburgh were like some kind of patronage divorce - forcing punters to choose between one or the other; then now that the dust has settled, just like in a real divorce, everyone is flat broke.