To strengthen them, sit comfortably and squeeze the muscles ten to 15 times in a row.
The Sun
The sensation feels a bit like lifting a platform inside your pelvis and squeezing your muscles around it.
Times, Sunday Times
Ask him to try squeezing the muscles around the area for a few seconds every day.
The Sun
Try squeezing the muscles 10-15 times, then hold each squeeze for a few seconds.
The Sun