Question: What Are The Contagious Diseases?

What are the most common contagious diseases?

Common Infectious DiseasesChickenpox.Common cold.Diphtheria.E.

coli.Giardiasis.HIV/AIDS.Infectious mononucleosis.Influenza (flu)More items….

What are common methods of transmission of diseases?

Contact transmission is the most common form of transmitting diseases and virus. There are two types of contact transmission: direct and indirect. Direct contact transmission occurs when there is physical contact between an infected person and a susceptible person.

Which diseases are caused by eating contaminated food?

The top five germs that cause illnesses from food eaten in the United States are:Norovirus.Salmonella.Clostridium perfringens.Campylobacter.Staphylococcus aureus (Staph)

What are the 5 ways infectious diseases are transmitted?

Five common ways germs are spread:Nose, mouth, or eyes to hands to others: Germs can spread to the hands by sneezing, coughing, or rubbing the eyes and then can be transferred to other family members or friends. … Hands to food: … Food to hands to food: … Infected child to hands to other children: … Animals to people:

What are transmissible diseases?

Communicable diseases, also known as infectious diseases or transmissible diseases, are illnesses that result from the infection, presence and growth of pathogenic (capable of causing disease) biologic agents in an individual human or other animal host.

Who is at risk of communicable diseases?

The risk of communicable diseases is associated primarily with the size and characteristics of the displaced population: specifically, the amount and availability of safe water and functioning latrines; the nutritional status of the displaced population; the level of immunity to vaccine-preventable diseases such as …

What diseases are carried in body fluids?

Examples of diseases spread through blood or other body fluids:hepatitis B – blood, saliva, semen and vaginal fluids.hepatitis C – blood.human immunodeficiency virus (HIV) infection – blood, semen and vaginal fluids, breastmilk.cytomegalovirus (CMV) infection – saliva, semen and vaginal fluids, urine, etc.More items…

What are 3 non communicable diseases?

Noncommunicable diseases (NCDs), including heart disease, stroke, cancer, diabetes and chronic lung disease, are collectively responsible for almost 70% of all deaths worldwide.

What are the 10 non communicable diseases?

Noncommunicable diseases kill around 40 million people each year. This is about 70 percent of all deaths worldwide….Chronic respiratory diseasechronic obstructive pulmonary disease (COPD)asthma.occupational lung diseases, such as black lung.pulmonary hypertension.cystic fibrosis.

What is the most common virus in humans?

The most common type of viral disease is the common cold, which is caused by a viral infection of the upper respiratory tract (nose and throat). Other common viral diseases include: Chickenpox. Flu (influenza)

What are the 3 main ways infection can get into the body?

Infectious diseases are caused by organisms (germs) such as bacteria, viruses, fungi or parasites….Germs can spread from person to person through:the air as droplets or aerosol particles.faecal-oral spread.blood or other body fluids.skin or mucous membrane contact.sexual contact.

What causes disease?

Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They’re normally harmless or even helpful. But under certain conditions, some organisms may cause disease.

Which highly communicable disease is considered a global health issue?

Communicable diseases remain a major global public health threat worldwide. For example, malaria and HIV/AIDS are mass killers, with the populations in poor countries being hit the hardest.

What are the 4 types of communicable diseases?

Communicable diseasesInfluenza. Norovirus. Mumps. Tuberculosis.Pertussis. Zika virus. West Nile virus.Ebola. Chikungunya virus. Coronavirus (COVID-19)

What are the common human diseases?

Common IllnessesAllergies.Colds and Flu.Conjunctivitis (“pink eye“)Diarrhea.Headaches.Mononucleosis.Stomach Aches.

What are the top 3 communicable diseases?

List of Communicable Diseases2019-nCoV.CRE.Ebola.Enterovirus D68.Flu.Hantavirus.Hepatitis A.Hepatitis B.More items…

What are the four stages of infection?

The periods of disease include the incubation period, the prodromal period, the period of illness, the period of decline, and the period of convalescence. These periods are marked by changes in the number of infectious agents and the severity of signs and symptoms.

Is scurvy transmissible?

Scurvy is an ancient disease, reported as far back as 1550 B.C. It is a non-communicable disease caused by a Vitamin C deficiency. It was a major problem on long sea voyages in 1600s and 1700s when sailors did not eat fruits and vegetables.