Furrowed brow. Squinting eyes. Frowning mouth. Most of us subconsciously make a face when weâ€™re intensely concentrating on a task, whether itâ€™s lifting a weight in the gym or catching up on emails.
Olympic gold medal swimmerÂ Michael Phelps went viral at the 2016 Rio Olympic Games because he was caught scowling intensely while warming up before his meet.
â€œI was in my own zone,â€ Phelps told NBCâ€™s TODAY in a 2016Â interview.
â€” #TokyoOlympics (@NBCOlympics) August 11, 2016