It's important for kids to learn how to swim – and learn about basic water safety – early in life to help prevent drowning. Babies can start learning to swim around age 1, though they won't master swimming skills until they're at least 4 years old.

While a 12-month-old cannot "swim" in the traditional sense of performing strokes, they are physically capable of learning vital water safety and self-rescue skills. At this developmental stage, babies can learn to hold their breath, submerge their faces, and "kick and reach" for the side of the pool. Most importantly, specialized lessons for 1-year-olds focus on the "turn and grab" reflex, where a child learns to automatically turn back toward the wall and hold on if they fall in. Physically, their large head-to-body ratio makes it difficult for them to lift their heads out of the water to breathe, so they rely on buoyancy and adult assistance. Experts recommend regular water play to build "water confidence," but emphasize that no child is "drown-proof." Swimming at this age is primarily about sensory exploration, bonding with parents, and developing the foundational reflexes that will eventually lead to independent swimming around ages 3 or 4.