by an itchy rash, forming blisters that dry and become scabs.
Fever and listlessness are also common.
affected individuals. It is highly contagious. A
vaccine is available.
fever, sore throat, and swelling of the lymph nodes and spleen.
oral contact (kissing) with affected persons. A vaccine
(yellowing of the skin), weakness, brownish urine, lack of appetite,
and low-grade fever.
fecal-contaminated water due to poor sanitation and/or poor
hygiene and poorly cooked food. No vaccine is available
but a shot of gamma globulin increases resistance.
have the virus without having any symptoms. Common symptoms
include fatigue, loss of appetite, weakness, fever, nausea and
vomiting. Can cause liver failure and death.
contact with the blood of or any sexual contact with infected
persons. A vaccine is available.
are two strains of this virus: one causes cold sores around
the mouth and the other causes blisters in the genital region;
usually accompanied by flu-like symptoms.
direct contact with a cold sores or contact with infected fluid
from the genitalia.
AIDS (Acquired Immune Deficiency Syndrome), a condition where
the bodies immune system is impaired. Can cause death.
sexual contact with or contact with the blood of an infected
are many strains of influenza but common symptoms include fatigue,
loss of appetite, weakness, fever, nausea and vomiting.
Influenza is sometimes fatal.
contagious. Spreads through the air or by direct contact.
Vaccines are available.
a rash and high fever. In severe cases it leads to death
through pneumonia, diarrhea or malnutrition.
the coughing or sneezing of an infected person. A vaccine
include nausea, vomiting, diarrhea and abdominal pain.
May also cause low grade fever and headache.
contaminated water, foods and/or persons already infected. Avoid
eating raw or partially cooked clams and oysters.
can cause paralysis.
the polio vaccine.
the nervous system causing general malaise, restlessness and
inability to swallow. It is almost always fatal once symptoms
bites of an infected animal. It is suspected that transmission
through the air is possible. A vaccine is available.
slight fever, enlarged lymph nodes and headache. It can cause
birth defects such as heart problems and deafness if contracted
by a pregnant woman during the first 3 months of pregnancy.
afflicted individuals. A vaccine is available.
include yellow skin and black vomit. It is often fatal.
vaccinated if traveling abroad. Spread by mosquitoes living
close to populated areas.