Post-polio syndrome causes new symptoms in polio survivors years after they recover from the poliomyelitis virus. These individuals notice new weakness in muscles, both in muscles that were previously affected and in those that apparently were...
The polio virus invades the nervous system through direct person-to-person contact. The virus lives in the phlegm or feces of an infected person and enters via the mouth or nose. The polio virus causes devastating physical effects, often resulting...
The polio virus causes an illness called poliomyelitis. The wild-type polio virus has been eradicated from the United States, and its incidence is also decreasing around the world, thanks to aggressive vaccination programs. There have been no...
Cataracts form when the lens covering the eye becomes cloudy. Age-related cataracts are most common. However, congenital cataracts may occur due to prenatal disease, toxicity or hereditary and often accompany other syndromes. Older children may...
The poliovirus refers to a contagious virus that lives only in humans, according to the Mayo Clinic. It is easily passed among people if they encounter infected mucus, sputum (mucus) or feces. Medline Plus states that this virus can enter the nose...
Polio is caused by a virus that attacks nerve cells, killing them and depriving muscles of their innervation. The result can be weakened or paralyzed muscles, often in the arms or legs and sometimes in the diaphragm, causing breathing problems....
Polio, or poliomyelitis, is a serious disease that is caused by a virus. The virus thrives on the areas of the intestinal region and the back of the throat. There are three main categories of polio--abortive polio, aseptic meningitis and paralytic...
Epidemics of poliomyelitis have crippled thousands of people across the globe, striking mostly young children with paralysis and muscle weakness. In 1952, in the United States alone, nearly 60,000 cases of poliomyelitis were recorded, with more...
There are many diseases that cause muscle spasms. According to the American Academy of Orthopaedic Surgeons, muscle spasms or cramps are an involuntary and forcible contraction of a muscle that does not relax. The AAOS notes that spasms can affect...
From 1916 to 1955, an epidemic of the polio virus, or poliomyelitis, occurred in the United States. Twenty to 30 years later, some polio survivors began experiencing a cluster of symptoms, such as new and increased muscle weakness, fatigue and...
The polio virus is an extremely contagious microorganism known to cause paralysis and oftentimes death. Polio is an abbreviated term for the disease poliomyelitis. Three different strains of the polio virus exist, but not all forms of the virus...
The polio virus is the causative agent of poliomyelitis, one of the most feared diseases of the twentieth century, responsible for crippling thousands of people across the globe, prior to distribution of a vaccine developed by Jonas Salk in the...
Effective vaccines for the polio virus were introduced in the United States in 1955, ending national polio epidemics. A 2006 report prepared for the Post-Polio Health International organization estimated that 426,000 Americans are polio survivors....
Many diseases can cause muscle spasms. According to the U.S. National Library of Medicine and the National Institutes of Health or NIH, muscle spasms are an involuntary and sometimes painful contraction of skeletal muscles. The NIH states that...
