What Is a Tree Nut Allergy? Tree nut allergies are when your body’s immune system overreacts to proteins found in nuts that grow on trees, such as almonds, cashews, and walnuts. Your immune system ...

People who think they’re allergic to tree nuts such as walnuts or almonds may not really be, doctors reported Monday. And people who are allergic to one nut may not necessarily be allergic to other ...

How does that old Almond Joy commercial go? Sometimes you feel like a nut, sometimes you don't. Yes, that's the one. But wait, what is a tree nut? Sometimes it's not always clear what distinguishes an ...

Even though they’re all found in the same aisle at the grocery store, there’s one key difference between tree nuts (which include almonds, walnuts, cashews, and pistachios, to name a few) and peanuts.

Pistachios aren’t actually a botanical nut, but rather the edible seed of the pistachio tree fruit. Despite this, they are still considered to be a nut in cooking and for people with tree nut ...