to recharge one’s batteries = to rest and relax for a period of time so that you feelenergetic again
I spent some days at home to recharge my batteries.
to unwind = to stop worrying or thinking about problems and start to relax
Reading helps me unwind after a long workind day.
to let one’s hair down = to relax and enjoy yourself without worrying what other people will think
It’s nice to let your hair down from time to time.
to take one’s mind off (work) = if an activity takes someone’s mind off their problems, it stops them from thinking about them
Sometimes, when the daily grind is too grueling, it’s hard to takeyour mind off work and transition to weekend mode.
to get away from it all = to go somewhere completely different from what is usual
It’s very important to get away from it all in order to recover strength and take one’s mind off work.