I love swimming when it is hot outside it is so nice.
I like to swim also, it is defined as the self prpulsion of a human through a body of water for various reasons.
I have heard that the sport of swimming is quite hard
It can be difficult to learn as it involves coordinated movement of both your limbs and body as a whole.
Yeah I have heard it takes a ton of coordination 
Humans are able to start holding their breath as early as a few weeks old, isnt that interesting?
Yeah I remember my sister would hold her breath until she got what she wanted as a kid
Anyways, back to swimming...It can be considered a formal sport . Swimming is known locally, nationally and internationally where they do competitions.
Isnt Michael Phelps one of the best swimmers in the world?
Michael Phelps
Michael Fred Phelps II (born June 30, 1985) is an American retired competitive swimmer and the most successful and most decorated Olympian of all time, with a total of 28 medals. Phelps also holds the all-time records for Olympic gold medals (23), Olympic gold medals in individual events (13), and Olympic medals in individual events (16). When he won eight gold medals at the 2008 Beijing Games, Phelps broke fellow American swimmer Mark Spitz's 1972 record of seven first
Kahramanmaraş Para Swimmimg Club and the national team coach, visited the family. He proposed Beytullah to learn swimming. However, the disabled child became very scared thinking how can he will be able to swim with not arms. Later, he got persuaded, and began to exercise swimming with the help of a raft. It took six hard years to learn swimming. Performing sport made him a happy individual. "When asked where his arms are", he jokingly replies "they were too heavy, I left them at home