They may be called communicable diseases and are clear illnesses caused by infection or presence of pathogenic biological agents in a host, or in this case the human body. This kind of infection actually causes illness, not just infection on the body, which results to disease. Infection caused by viruses, fungi, bacteria, protozoa and other parasites can also cause epidemic because the mere presence of this pathogens means the probability of someone getting the disease. Some pathogens have high infectiousness plus, they have high survivability outside the host which when transmitted via air, body fluids and the like can infect others easily coining the term contagious. Diseases like colds, malaria, dengue, hepatitis and STD are some example.
Types of Hepatitis
Swelling of the liver may signal that you have hepatitis. This disease is sometimes caused by infection of viruses and overdose of alcohol and medication. True to its name, hepatitis affects the lover and may cause scarring and cancer of the liver. Symptoms may include pain in the abdomen, fatigue, dark-coloured urine and jaundice. Loss of appetite, nausea and vomiting plus weight loss are also indications of it. It is usually transmitted through the food we eat, water we drink and practices. Unsafe practices often are the case why most people have contacted this disease.
What happens when you contacted a HBV?
This virus often results to Hepatitis B, and the common route is through direct contact with blood unsafe sexual practices and sharing of needles. This is like Hepatitis C, and unlike A, which patients usually struggle for a long time. Although there were positive hopes about its medication, there was still no specific treatment to it. It is better to stay away from sharing of needles and unprotected sex. If you have contacted this disease, then you should take a lot rest and antiviral medications and avoid alcohol.