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Toddlers who eat fish at least once a month are less likely to develop hay fever in later childhood.
Hay fever – the itchy, sneezy reaction to pollen, dust and fur – is becoming increasingly common in industrialised countries. Some have blamed the fact that children are being exposed to a narrower range of microbes for disrupting our immune systems, but diet may also play a role.
To explore this, Emma Goksör at the University of Gothenburg in Sweden and her team asked over 4000 parents about their children’s diet and …