It’s 420, or “weed day,” created to celebrate marijuana. But when it comes to weed’s impact on health, should we be celebrating or worrying? CNN asked the experts.
It’s 420 or “weed day,” and people around the world are paying homage to their favorite guilty pleasure: marijuana. But not everyone joins in on the 420 festivities. Some scientists who study weed have become increasingly concerned about the potential harm cannabis can do to the body, especially when smoked or vaped.