what was also neglected from the description of dihydrogen monoxide is that it is a solvent, in fact, the universal solvent. You can dissolve more stuff with water than any other solvent.

An acquaintance ran into great difficulty after reading that, if he drank copious amounts, he could flush his system and prevent contracting his wife's bout of influenza. He drank gallons, which so severely disrupted his electrolyte balance, he went off his stick and had to be subdued and led naked from his house in handcuffs, by the local constabulary. He was hospitalized for a few days until his system could recover. He was very embarrassed but he didn't get the flu.

All things in moderation. They have recently updated Canada's health guidlines from recommending that you drink 8 glasses of water daily, to recommending only that you drink water when you feel thirsty.