Because Tai Chi focuses on slow, fluid movements, it could be a good option for patients with more limited physical abilities.

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In a video, she is seen moving the robotic arm with fluid, elegant movements.

FORBES: Robotic Arm Controlled By Your Mind

He waved his arms in fluid, yet precise movements to destroy the enemies of Albion.

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Taekkyeon is a traditional Korean martial art that makes use of fluid, rhythmic dance-like movements to strike or trip up an opponent.

UNESCO: Intangible Cultural Heritage

Taekkyeon, a traditional Korean martial art (Republic of Korea): Taekkyeon is a traditional Korean martial art that makes use of fluid, rhythmic dance-like movements to strike an opponent, while teaching consideration and moderation.

UNESCO: World Water Assessment Programme (WWAP)

His surface is so smooth, his movements so easy and fluid, his voice so consistent and well-pitched that he can seem like an actor playing a politician, too implausibly effortless to be doing it for real.

NEWYORKER: The Conciliator

While sufferers can keep faints at bay by avoiding dangerous movements - such as standing up too quickly - and consuming enough salt and fluid, some doctors recommend exercises that patients can carry out if they feel a faint coming on.

BBC: Feeling faint? Cross your legs