4. Tree Nuts
If you're allergic to one tree nut, you're more likely to be allergic to more than one. And it's very common and thought to affect around 1% of the U.S. population and perhaps up to 3% of people worldwide.
Was this page helpful? Give us a thumbs up!
+1Helpful ( 57 )
Useless ( 7 )
Submit
Thank you for your feedback!
