The old advice to dress for the job you want, not the job you have, may have roots in more than simply how others perceive you—many studies show that the clothes you wear can affect your mental and physical performance. Although such findings about so-called enclothed cognition are mostly from small studies in the laboratory that have not yet been replicated or investigated in the real world, a growing body of research suggests that there is something biological happening when we put on a snazzy outfit and feel like a new person.
