A summer spent at the public pool is suddenly looking less attractive.
A surge in the number of cryptosporidiosis cases in November has prompted health officials to warn people who have had diarrhoea to stay away from swimming pools, which have harboured infections triggering previous outbreaks.
Notifications of cryptosporidiosis more than tripled between October and November, from 41 cases to 131 cases – the largest percentage increase in two years.
Typically, a spike in notifications gets worse before it improves.
NSW Health Director of Health Protection Jeremy McAnulty said on Wednesday people who have had diarrhoea should stay out of public swimming pools for two weeks.
“If you’ve had crypto and your symptoms resolve you can still expel them in your faeces and some of that can stick to your skin around the bottom and get washed off in the pool when you’re swimming,” Dr McAnulty said.
“We’ve seen a sharper increase in the last couple of weeks than we’ve had in recent years and we might be on the upswing of something big, so if we can