Even more seriously, it could put you at risk for complications during pregnancy. On average, the demands of pregnancy require around an extra 300 calories per day. The goal is to add foods rich in nutrients you may otherwise not get enough of, like calcium from milk or fiber from whole grains. The power of protein is important for you and your baby to fuel muscles and promote growth.
Specific types of secondary headaches include: 1  External compression headaches (a result of pressure-causing headgear). 2  Ice cream headaches (commonly called brain freeze). 3  Rebound headaches (caused by overuse of pain medication). 4  Sinus headaches (caused by inflammation and congestion in sinus cavities).
Headache Symptoms. A headache commonly occurs alone, but may occur with other symptoms. Associated symptoms can be important clues for identifying the underlying cause of a headache. Symptoms that may occur with headache include blurry vision, nausea, vomiting, fever, neck pain, neck stiffness, and increased sensitivity to light or noise.