Communicable diseases are those diseases which spread through direct contact with infected people. Such diseases can also spread if a healthy person touches objects that have been contaminated by various pathogens. Such diseases are normally caused by bacteria, viruses or fungi. These pathogens spread from one person to another through bodily fluids such as saliva and nasal secretions.
In such diseases, it is very important to maintain hygiene as this reduces the possibility of contracting an infection. Touching your eyes, mouth or nose without washing your hands can cause the germs to be transferred to your body.
This eventually results in an infection. There are several kinds of communicable diseases. Some are mild and the symptoms wear off within a few days. Others are more severe and require strong medication that would help to destroy the harmful micro-organisms in the body.
Common Cold Communicable Disease
This ailment is caused by several types of viruses. These viruses are mostly airborne and are also highly contagious. They spread from infected individuals to healthy individuals at even the slightest contact. Most people suffer from this ailment about four to five times each year. Colds are more common in children than in adults.
On a normal basis, colds do not require any specific medication as the symptoms disappear within three to four days. However, if the cold is accompanied by fever, it is important to seek medical help so as to bring the fever under control. Colds must not be neglected as they are capable of causing sicknesses such as pneumonia, bronchitis and other respiratory disorders.
Hepatitis B Communicable Disease
This disease affects the liver of the person. The liver performs several functions which include filtering out impurities, storing nutrients and eliminating infections. The Hepatitis B virus causes the liver to become inflamed.
This prevents it from doing its normal work. As a result of this, sicknesses occur in the body. Dark yellow urine, jaundice and nausea are some of the symptoms of this condition. Hepatitis B spreads through bodily fluids. It can even be transferred from a mother to an unborn child. This condition requires prompt medical aid that can destroy the harmful Hepatitis B virus.
Gastroenteritis Communicable Disease
This disease affects the intestines and is caused by certain viruses and bacteria. The main reason for the occurrence of this disease is the lack of proper hygiene. People who consume food without washing their hands are very prone to suffering from this condition as the germs get an opportunity to enter the intestinal tract of the person.
This ailment is very common in places where proper hygiene is not maintained. The common symptoms of gastroenteritis include vomiting, diarrhoea and pain in the abdomen.
Strep Throat Communicable Disease
This condition causes soreness and pain in the throat area. This condition is extremely common in children. Cases among adults are quite rare. This condition is caused by certain types of bacteria and spreads through saliva, nasal secretions and handshaking. Medication is often prescribed which is able to counter the harmful bacteria. This brings a great deal of relief to the patient.