The good news: It doesn't mean you have to say goodbye to your favorite slice of pizza.
It can be challenging to tell the difference between a milk (dairy) allergy and a reaction to the lactose in milk (which is lactose intolerance). They can both cause gas, diarrhea, and vomiting, but ...
Lactose intolerance is a common condition that often has a genetic component that can be inherited. Other cases may result from injuries, medications, or chronic medical conditions. Lactose ...