Migraines without aura -- the most common type of migraine -- do not produce aura symptoms to warn of their onset. They can, though, still cause vision problems and dizziness. The International Headache Society also recognizes a type of migraine known as retinal migraine. This type of migraine produces a variety of visual symptoms.
It may also be necessary to access the floor from below to allow forfaster drying. Effective drying of a hardwood floor is a slow process. It will sometimes take 7 to 10 days to allow the floor to release enough water to halt the forced drying process.
Note that darker stains can push the per-square-foot cost up a little. And some companies will charge a minimum of about $450, regardless of job size. For recoating: About $1 per square foot. Refinishing a vintage or high-end wood floor: About $5 per square foot. $2.50 to $5 per square foot. 2  Do-it-yourself: The cost for items needed for do-it-yourself refinishing, including a commercial sander, buffer, and finish solution, typically range from $150 to $500. 3  Timing: Hardwood floor refinishing can take two to four days, depending on the size of the room.