Why is my throat sore after the beach?

Cyanobacteria - Blue-green Algae If toxic cyanobacteria is swallowed, it can cause stomach cramps, vomiting, diarrhea, sore throat, fever, headache, muscle and joint pain, or nerve and liver damage. Avoid swimming in or having contact with algal blooms.



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Another potential source of illness includes some types of cyanobacteria that form algal “blooms” (discolored water) and the toxins they produce. When people are exposed to cyanotoxins, they may have hay fever-like symptoms, skin rashes, sore throat, cough, nausea, vomiting, diarrhea, or even kidney or liver damage.

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After a cruise, most people regain their land legs in a day or two. But for a rare few, the sensation of persistent motion lingers for weeks. Here's what you should know about mal de debarquement syndrome.

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You are more likely to get sick if you swim at a closed beach or one that has not been tested for contamination. Swimmers can sometimes be exposed to more serious diseases like salmonella. People can get rashes simply from getting polluted water on their skin or in their eyes.

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