Well, the list price is about $249. Right now you can buy a Nintendo Wii on Amazon for about $160. The Wii is the hottest gift on the market right now, and the price is so high because availability is low. Apparently, Nintendo âmisjudgedâ the demand for the Wii this holiday season.
The following medical conditions are some of the possible causes of Constant headache. There are likely to be other possible causes, so ask your doctor about your symptoms. 1  Tension headache. 2  Refractive error. 3  Glaucoma. 4  Retinoblastoma. 5  Brain tumors. 6  Hypertension.
Tension headaches: Also called chronic daily headaches or chronic non-progressive headaches, tension headaches are the most common type of headaches among adults and adolescents. These muscle contraction headaches cause mild to moderate pain and come and go over a prolonged period of time. Migraines: The exact causes of migraines are unknown. A popular theory is that various triggers cause abnormal brain activity, which in turn causes changes in the blood vessels in the brain. This is called the neurovascular theory.