Panic Attacks as a vital part of human evolution

Evolution is the theory of natural selection. It is often referred to as survival of the fittest, but in truth it is the survival of those that are most adapted to their environment. On the great plains of Africa, for example, giraffes have evolved long necks in order to get first choice of the delicious leaves that are high up away from the other animals. Evolution occurs because in every species there is a degree of variation and over time the variants that are most

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