Human leg. The human leg, in the general meaning, is the entire lower limb of the human body, including the foot, thigh and even the hip or gluteal region. However, the definition in human anatomy refers only to the section of the lower limb extending from the knee to the ankle, also known as the crus.
The See Clearly Method had you do 30 minutes of exercises a day to strengthen and enhance the flexibility of the muscles that govern the eye's focusing power and control its movements. One, for example, had you hold a finger up as you varied your focus back and forth from the finger to a distant object.
The single most important thing you can do to take care of your eyes is to get a comprehensive eye exam on an annual basis. The 20/20/20 rule: For every 20 minutes spent looking at a computer monitor, look at something 20 feet away for 20 seconds to maintain your eyesâ focusing system. Moisturize your eyes in flight: Airplane cabin air is quite dry, so use artificial tears once every hour.