It's very common for patients to develop hypoglycemia when they are being treated for diabetes. Severe hypothermia can cause fatigue and weakness. The lack of heat leads to a loss of energy as the body tries to conserve. By the time hypothermia is bad enough to cause fatigue, it is a severe medical emergency.
Zyl eyeglass frames Zyl is the most common plastic frame material because it can assume a large array of colors, textures and patterns. Temples and frame fronts can be cut from blocks of zyl extruded as a sheet of block acetate. Or, granular zyl can be liquefied and then injection molded.
The ophthalmic frame is the part of a pair of glasses which is designed to hold the lenses in proper position. Ophthalmic frames come in a variety of styles, sizes, materials, shapes, and colors. Parts. two eye wires or rims surrounding and holding the lenses in place; bridge which connects the two eye wires,