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.
It can become so severe that it is immobilizing. This pain may be followed by swelling and redness on the affected area. Treatment. A leg cramp can often be treated by stretching the muscles in the leg through walking or standing. You can also gently massage the leg and/or apply heat to it. You can use a heat pad or take a hot bath. If you get muscle cramps on a regular basis, it is a good idea to consult your doctor.