Swimming in the ocean can be incredibly dangerous. The water is often very cold, even in the summer, and the waves can be incredibly strong. There have been many reports of people being pulled out to sea by the undertow and drowning. Even strong swimmers can be at risk if they are caught in a rip current.
There are also many animals in the ocean that can pose a danger to humans. Sharks are perhaps the most well-known, but there are also jellyfish, eels, and other fish that can be dangerous. In addition, there are many other dangers in the ocean, such as rip tides, undertows, and strong waves.
Swimming in the ocean can be a very exhilarating experience, but it is important to be aware of the dangers. Make sure to swim only in areas where there are lifeguards, and never swim alone. If you are ever caught in a rip current, do not try to swim against it. Instead, swim parallel to the shore until you are out of the current.