Tempted by the playful antics of that adorable kitten in the pet shop? If you've never had a cat before you may want to think again, especially if you have other allergies, researchers warn.
And if you do acquire a feline, keep it out of your bedroom.
While having a cat as a child may protect against future allergies, getting one in adulthood nearly doubles the chances of developing an immune reaction to it - the first step towards wheezing, sneezing and itchy eyes, a European study found.
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The same study, which covered thousands of adults and was published in The Journal of Allergy and Clinical Immunology, found that people with other allergies were at extra high risk of reacting to a new feline in the house.