You may feel these symptoms first in your feet and then possibly in your shins: 1  Numbness, tingling and pain. 2  Unsteady when standing, walking. 3  Muscle weakness (including weak ankles) or cramps.
720HD is 1280 x 720 pixels per frame. The highest resolution that the DVD format can support is 720 x 480 pixels per frame for NTSC (or 720 x 576 pixels per frame for PAL), which is at best only 37.5% of the resolution of 720HD.
Meet world's highest resolution DSLR. LOS ANGELES- Camera manufacturer Canon is taking a leap of faith that photographers want even bigger files, and way more resolution than they're used to getting. The company in June will release updates to its beloved 5D Mark III camera that ups the resolution from 22 megapixel up to 50.5.