Choose a lifeguarded beach and always swim between the red and yellow flags. That way you know you’re swimming in an area which is safe from dangerous currents, and you’re doing so under the watchful eye of the lifeguards.
Source: Video: Teenage girls saved by lifeguards near Cromer Pier @ EDP24
Video
Image by DS Pugh [CC-BY-SA-2.0], via Wikimedia Commons
