How Do The Diseases Spread?

How are contagious diseases spread?

Contagious diseases (such as the flu, colds, or strep throat) spread from person to person in several ways.

One way is through direct physical contact, like touching or kissing a person who has the infection.

Another way is when an infectious microbe travels through the air after someone nearby sneezes or coughs..

What is the best way to prevent the spread of certain diseases from animal to human?

Practising good personal hygiene, wearing protective clothing, maintaining healthy animals and undertaking preventative treatments and vaccinations where appropriate can minimise the risk of some animal-borne diseases infecting people.

What is the most effective way to prevent infection?

Hand washing is the single most effective way to prevent the spread of infections. You can spread certain “germs” (a general term for pathogens like viruses and bacteria) casually by touching another person.

How does infection spread from an unhealthy person to a healthy person?

Germs can spread from person to person through: the air as droplets or aerosol particles. faecal-oral spread. blood or other body fluids.

Which disease can be transmitted through blood?

​Bloodborne pathogens are microorganisms such as viruses or bacteria that are carried in blood and can cause disease in people. There are many different bloodborne pathogens, including malaria, syphilis, and brucellosis, and most notably Hepatitis B (HBV), Hepatitis C (HCV) and the Human Immunodeficiency Virus (HIV).

What are the 4 types of disease transmission?

The modes (means) of transmission are: Contact (direct and/or indirect), Droplet, Airborne, Vector and Common Vehicle. The portal of entry is the means by which the infectious microorganisms gains access into the new host. This can occur, for example, through ingestion, breathing, or skin puncture.

What are 2 ways diseases are transmitted?

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. Indirect contact transmission occurs when there is no direct human-to-human contact.

Do germs spread faster in hot or cold?

In dry air, the droplets remain smaller and lighter, allowing them to spread further. However, in more humid conditions, droplets can be larger and heavier, making them fall to the ground faster. On the other hand, hot temperatures are more likely to kill viral germs.

What diseases are spread through bodily 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…

How can we stop diseases from spreading?

Preventing the Spread of Infectious DiseasesWash your hands often. … Get vaccinated. … Use antibiotics sensibly. … Stay at home if you have signs and symptoms of an infection. … Be smart about food preparation. … Disinfect the ‘hot zones’ in your residence. … Practice safer sex. … Don’t share personal items.More items…

What are 3 ways in which diseases can be transmitted?

Infectious diseases can spread in a variety of ways: through the air, from direct or indirect contact with another person, soiled objects, skin or mucous membrane, saliva, urine, blood and body secretions, through sexual contact, and through contaminated food and water.

What is the most effective way to break the chain of infection and prevent disease?

Break the chain by cleaning your hands frequently, staying up to date on your vaccines (including the flu shot), covering coughs and sneezes and staying home when sick, following the rules for standard and contact isolation, using personal protective equipment the right way, cleaning and disinfecting the environment, …

What disease is associated with bacteria?

Bacteria cause many common infections such as pneumonia, wound infections, bloodstream infections (sepsis) and sexually transmitted diseases like gonorrhea, and have also been responsible for several major disease epidemics.

How do you prevent infection in the body?

Good hygiene: the primary way to prevent infectionsWash your hands well. … Cover a cough. … Wash and bandage all cuts. … Do not pick at healing wounds or blemishes, or squeeze pimples.Don’t share dishes, glasses, or eating utensils.Avoid direct contact with napkins, tissues, handkerchiefs, or similar items used by others.Feb 15, 2021

What are 5 ways diseases are spread?

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 the 3 main ways infection can get into the body?

This is the way that the pathogen enters the body of the potential host. Pathogens can enter the body by coming into contact with broken skin, being breathed in or eaten, coming into contact with the eyes, nose and mouth or, for example when needles or catheters are inserted.

What diseases are spread through saliva?

Here are a few other illnesses which can work their way from your saliva into your nose, throat and lungs:Rhinovirus (colds)Flu virus.Epstein-Barr virus (mononucleosis, or mono)Type 1 herpes (cold sores)Strep bacteria.Hepatitis B and hepatitis C.Cytomegalovirus (a risk for babies in the womb)Apr 7, 2020

How can I live a disease for free?

Once you’ve got those down, move on to the others.Maintain a Healthy Weight. … Exercise Regularly. … Don’t Smoke. … Eat a Healthy Diet. … Drink Alcohol Only in Moderation, If at All. … Protect Yourself from the Sun. … Protect Yourself From Sexually Transmitted Infections. … Get Screening Tests.