It’s common knowledge that drinking eight glasses of water a day can do wonders for your health. It flushes out toxins, helps concentration and clears your skin. But is it any wonder that people are confused about looking after their health when they continually receive conflicting messages? In the same vein as the ‘Should I really be going to work on an egg?’ debate, we’re now being told that water is not as innocent as we have been led to believe. Not innocent at all. Deadly, in fact.