Home USA Howmanyarethere 25 March 2011. There are 50 states in United States of America.United States comprises 50 constituent states and one district. It is located on the North American continent. When the country gained independence from the rule of Great Britain, it had only 13 states. Between 19th and the 20th century, United States expanded across the North American continent by including 37 new states and by acquiring a number of overseas territories.
Also, it is recommended that the patient refrain from (a) bending with the head below the waist, (b) lifting more than 10 pounds, and (c) straining (on the toilet, for example) to the point of holding one's breath. All of these activities increase the pressure inside the eye and can open the incision. Antibiotic and anti-inflammatory eye drops are used in the weeks after cataract surgery to help prevent infection and control inflammation. Read Paul and Dorothy Johnson's Personal Story, Told by Their Daughter. Read Paul and Dorothy Johnson's story, written by their adult daughter.
Permanent blurring of vision due to cataracts can also result from changes to the lens due to excess blood sugar. Cataract surgery may be necessary to remove lenses that are clouded by the effects of diabetes and replace them with clear intraocular lenses (IOLs) to restore clear vision.