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.
Babies born with microcephaly caused by the Zika virus can suffer from worse eye problems than researchers thought, according to a new study. (Felipe Dana/AP) A study conducted in Brazil suggests that babies born with microcephaly caused by the Zika virus may develop eye problems that could lead to blindness.