The invention of commercially viable instant cameras which were easy to use is generally credited to American scientist Edwin Land, who unveiled the first commercial instant camera, the model 95 Land Camera, in 1948, a year after unveiling instant film in New York City.
Dr. Oz Says: The Secret Cause of Nighttime Leg Cramps (and Other Muscle Cramps Too) is a Severe Magnesium Deficiency. And the Solution is High-Dose, High Absorbing Magnesium. But Don't Take the Low-Quality Magnesium Pills From the Drug Store.
Treating leg cramps. If the cause of your leg cramps is known, it may be possible to treat the underlying cause. For example, secondary leg cramps that are related to liver disease are caused by high levels of toxins in the blood which trigger muscles spasms.xercises during cramps. During an episode of leg cramp, stretch and massage the affected muscle. For example, if the cramp is in your calf muscle: 1  Straighten your leg and lift your foot upwards, bending it at the ankle so that your toes point towards your shin.