Want to cool off with a dip in a river or lake? Here's how to stay safe

As heat waves hit Canada, safety experts are warning the public about the hidden dangers of swimming in natural bodies of water like rivers and lakes. Officials emphasize that even strong pool swimmers are at risk due to currents, undertows, and submerged hazards.
Why it matters
Extreme heat events are increasing globally, leading to a higher frequency of accidental drownings as people seek relief in unregulated water environments.
France's prime minister said last week that 40 people drowned in a matter of days as they sought to cool down to escape temperatures exceeding 40 C, and similar reports of swimming deaths during the heat wave followed out of Germany.
The article provides public safety information based on expert advice and official statistics without political framing.
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