Surfing is a water sport in which a person rides a surfboard on the surface of a wave.

A riptide is a strong, narrow current of water that flows away from the shore, often through a break in the sandbar.

Riptides can carry swimmers away from the shore and out to sea, increasing the risk of drowning.

The recommended technique for escaping a riptide is to swim parallel to the shore until you are out of the current, then swim back to shore.

Drag is the force exerted by water on an object moving through it, opposing the motion of the object.

Kayaking is a water sport in which a person paddles a kayak, a small, narrow boat with a double-bladed paddle.

A shore break is a small, breaking wave that forms near the shore, often caused by the interaction of waves with the seabed.

Kitesurfing is a water sport in which a person rides a board on the surface of the water, propelled by a kite.

A rogue wave is a large, powerful wave that can cause significant damage, often occurring unexpectedly in calm seas.

Canoeing is a water sport in which a person paddles a canoe, a small, narrow boat with a single-bladed paddle.

A double-up is a wave that breaks in two sections, often with a small channel of water between the two sections.

Stand-up paddleboarding is a water sport in which a person stands on a board and paddles with a long paddle.

A reef break is a wave that breaks over a shallow reef, often creating a hollow, barrel-shaped wave.

Windsurfing is a water sport in which a person rides a board on the surface of the water, propelled by the wind.

A swell is a long, unbroken wave that can be ridden for a long distance, often generated by distant storms.