The senior citizens swimming, as an activity, has three objects: to involve them to socialize, to delay as much as possible the process of getting old, to help the recovery from injuries, and to maintain the psychophysical capacities of an individual.
The physical exercise is one of the most efficient ways of staying in good helth and keeping ones balance, even at an advanced age.
If it does not get used, our body, like our mind, losses the functionality and elasticity with the pasage of time. Indeed, the joints, the heart circulation and the respiratory systems, need to be continueously stimulated or else their capacity becomes reduced.