However, not all flours are created equal: White flour is made from heavily refined and processed wheat grains, while whole-wheat flour is made from grains that have not undergone heavy processing. Whole-wheat and white flours differ in their nutritional value.
Medical Definition of Fear of flying. Fear of flying: An irrational fear of flying is called aerophobia. Aerophobia also refers to irrational fear of fresh air or drafts of air. From the Greek aero-, air or gas + phobos, fear. A virtual reality program that simulates the experience of take-offs, landings, normal flying and turbulence reportedly helps some people overcome their fear of flying.
Plane brain: Flying really can give you a headache, says study. Traveling from A to B is a headache for many people, whether it's by train, plane or automobile. But the pain is apparently rather more acute when travelling by air for some, researchers have said. They argue that 'airplane headache,' a form of pain that flares up during landing, should get more recognition in the medical world. Pain in the brain: Flying can cause headaches, say researchers.