The Defense Department is advising U.S. military personnel to be mindful of a substance that could derail their careers: poppy seeds. In a memo published Tuesday, Gilbert R. Cisneros Jr., the ...

It sounds like a joke: poppy seeds infused with opioids. Indeed, it was a plotline on the sitcom “Seinfeld.” But for some it has been a tragedy. People have died after drinking tea brewed from ...

The US Defense Department issued an official warning to troops last week: If you don’t want to test positive on a drug test, you should avoid poppy seeds.

“You’ll get a lemon poppy seed muffin and there’s like a suggestion of poppyseed, but you don’t really get to taste them,” she said. There’s more than a suggestion in this cake.