Exercises using a cable puts muscles under a constant tension. With free weights, the angle of joints are often changing, thus the resistance on the muscle is also changing. Under constant tension, blood flow is often increased, thereby resulting in quicker and bigger pumps.
News. Premature birth causes blindness among babies. Consultant eye surgeon at the Eye Hospital and co-ordinator of childhood blindness, Dr. (Ms.) Mangala Gamage said the new cause for blindness is Retinopathy of Premature babies (ROP), a disease of the retina among prematurely born babies.
Causes Of Sudden Temporary Blindness. The medical condition of temporary blindness is characterized by the sudden loss of vision. Fortunately, this medical condition can be rectified with proper and timely medical assistance. There are several causes for the development of this condition that include cataract, glaucoma, optic nerve problem, presence of a foreign body in the eye, hypertension, TIAs, blood occlusion, and tumor in brain.