It may come as a surprise to some, especially those with conventional medical training, but the default state of the body is one of ceaseless regeneration. Without the flame-like persistence of continual cell turnover within the body - life and death ceaselessly intertwined - the miracle of the human body would not exist.
Coffee is a drug, we know that. Some of us in fact revel in its addictive properties, as it comes with a certain -- albeit a tad bit pathological -- industriousness. After all, is there anyone more disciplined/obsessed than a coffee drinker -- at least, that is, when it comes to acquiring and drinking coffee?