Summer is swimming season. At sea, but also in rivers, lakes and ponds. however Microorganisms It can come and spoil our happiness fresh waterthey cyanobacteria. They love the heat and are especially prevalent in the 2022 season, which sees succession heat wave rings. It is particularly recognizable by its green color, water surface and foul odor.
because of toxins They call, humans can develop cyanobacterial poisoning, with the following symptoms: “itching, irritation of the skin, nose, throat or eyes, blisters, tremors, fever, abdominal pain, muscle aches, nausea, vomiting, dizziness”, listing Haut-Rhind Province In a press release dated August 5, 2022. You should then consult a doctor quickly.
“Ingestion or inhalation of cyanobacteria can also cause hepatotoxicity (liver problems) and neurotoxicity (tremors, tingling, paralysis, etc.),” he adds. ANSES in an article published in September 2020 and updated in its “étésanssouci“.
How to avoid poisoning with cyanobacteria?
In France, one of the main causes of pollution is “Inhalation or accidental ingestion of water or skin contact with cyanobacteria Blue toxins during recreational activities (kayaking, waterskiing, kayaking, etc.), ANSES explains, and consumption of contaminated freshwater fish can also be a cause of poisoning.
Therefore the following is recommended:
- Do not do water activities in areas of visible cyanobacterial accumulation (algae clumps)
- take care of the kids
- Keep dogs out of the area
- Do not swim outside authorized locations and watch it
- Take a shower after swimming
- Clean water sports equipment
- Avoid contact with foam
repeat fish consumptionit is necessary to “the head and intestines of the fish before eating it, not to eat a whole small fish,” ANSES again specifies.
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