A reference of swimming from A to Z, step by step.
For beginners and advanced swimmers.
Demonstrate with pictures and videos.

* Prepare to swim:
- Warm up your body.
- How to breathe in swimming.
- How to float, start (jump into water), turn (tumble) and tread water.

* Swimming styles:
- Breaststroke.
- Freestyle or Front crawl.
- Backstroke or Back crawl.
- Butterfly stroke.
- Elementary stroke.
- Side stroke or Lifesaving stroke.
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