@AndrewKSheaff: The key skills of underwater k...
@AndrewKSheaff
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Jan 02, 2026
1
The key skills of underwater kicking. A visual 🧵.
1. Great underwater kicking starts with great alignment and posture.
The more swimmers can keep drag low as they travel underwater, the faster they’ll go.
Straight lines great speed.
Cont.
1. Great underwater kicking starts with great alignment and posture.
The more swimmers can keep drag low as they travel underwater, the faster they’ll go.
Straight lines great speed.
Cont.
2
2. On a foundation of alignment, swimmers have to learn to undulate to create propulsion.
For some swimmers, it will require a tight undulation in the upper body, and for others it will be bigger.
It’s required for speed.
Cont.
For some swimmers, it will require a tight undulation in the upper body, and for others it will be bigger.
It’s required for speed.
Cont.
3
3. Undulation allows swimmers to create a lot of propulsion by getting the feet facing backward, kicking through a full range of motion, and kicking fast.
Swimmers must execute these skills to create speed.
Cont.
Swimmers must execute these skills to create speed.
Cont.
4
The key breaststroke pulling skills are simple, but they’re not easy to do.
Swimmers have to use their whole arm to move water backward over an appropriate range of motion, accelerating throughout.
Swimmers have to use their whole arm to move water backward over an appropriate range of motion, accelerating throughout.