The curved shape of the eye combined with the way light refracts off that shape causes people to see things upside down. Brains visually processes the information so people "see" the image as right side up, according to ... More »

Most vision experts agree that newborn infants see the world upside-down for a short period of time. The exact amount of time that this occurs is unknown, although some speculate that it lasts only a few hours. More »

To true a bike wheel, secure the bicycle upside down, identify and tighten the problem spokes, spin the wheel to check your work, and repeat until the wheel is true. This 30-minute process requires a spoke wrench, tape a... More » Sports & Active Lifestyle

Eye exercises do not improve vision because the ability of the eye to see well is based on the shape of the eye, the eye's ability to shift focus and the size of the pupil, according to WebMD. While the eye's ability to ... More » Health Vision

Common styles of adult eye patches are typically round, oval or triangular in shape and held in place by skin adhesive, eyeglasses or straps of elastic or Velcro. Contemporary styles vary for men and women and are made o... More » Health Vision

Accommodation refers to the ability of the eye's lens to change shape in order to focus on objects at different distances. The lens rounds to focus on nearer objects and flattens to focus on objects farther away from the... More » Health Vision

One of the best ways to start trying to find an eye doctor is to ask people in your social and professional networks for recommendations. Your doctor, friends, family and co-workers are great recommendation sources. Prof... More » Health Vision