Understanding the Difference Between Headaches and Migraines is important because the two conditions are often confused, even though they can affect the body very differently. Many people use the terms interchangeably, but not every headache is a migraine, and not every migraine presents the same way. Knowing the difference can help you better identify triggers and seek appropriate care. What Is a Headache? A headache is a broad term used to describe pain or discomfort in the