to remove distracting thoughts and relax mentally
очистить ум; убрать отвлекающие мысли и расслабиться умственно (ochistit' um; ubirat' otvlekayushchie mysli i rasslabit'sya umstvenno)
"Go for a walk to clear your mind after a long day."
"Пройдитесь на прогулку, чтобы очистить ум после долгого дня." (Proidites' na progulku, chtoby ochistit' um posle dolgo dnya.)
to power a device or yourself using something available
to return after being away or absent
to get very excited discussing a favorite topic
to prepare your body or mind before an activity
to stay calm and not show your emotions when under stress
to visit or contact someone to see if they are okay