Lactose intolerance can cause symptoms within 30 minutes to two hours after you consume dairy. Symptoms may last for as long as 24-72 hours. How Does Lactose Intolerance Affect You? Lactose ...

Food intolerance is a functional or structural intolerance to food, which is non-immunologic and non-toxic in origin, but is chemically based instead. A third type of food intolerance involves the ...

No matter how good they taste, an ice cream sundae or a big slice of watermelon might send some people with Irritable Bowel Syndrome (IBS) running to the bathroom or clutching their stomach in pain.

Food allergies are an over-hyper-reaction of your body's immune system to certain types of food. And on the other hand, food intolerance refers to food sensitivity and is usually restricted to your ...