Learn to swim
Learning how to swim can significantly reduce the risk of drowning. It will be nice to take swimming lessons before you go to the beach. It's better not to swim if you don't know how to swim.
Avoid drinking alcohol
Alcohol can make you tipsy and you can easily lose concentration. So, avoid downing alcohol before or during swimming, kayaking or boating. Wait until you finish swimming before you take alcohol.
Obey flag warnings
The flag warnings are not placed there for advert purposes. It signifies the depth of the water and also tells you the limit you can swim. Hence, going beyond that limit can be dangerous. By the way, do not just assume the meaning of the flag warning because their meanings may vary from one beach to another.
Don't swim alone
It is advisable you do not swim alone. Swimming together makes it possible to keep an eye out for each other.
Don't hyperventilate
Hyperventilate means to breathe at an abnormally rapid rate, so increasing the rate of loss of carbon dioxide. This said, if you want to swim, you should never hyperventilate before swimming or try to hold your breath for long periods of time. This can cause you to black out and drown.
Visit beaches that have lifeguards
Make it a point of duty to only visit beaches that have lifeguards whenever possible.