What Factors Increase The Risk Of Infection?

Who is prone to infections?

pregnant women; infants, and young children particularly under age 2; people of any age with certain chronic health conditions (including asthma or lung disease, heart disease, diabetes, kidney disease or some neurological conditions); people with severely compromised immune systems..

What effect does bacteria have on the body?

Of course, some species of bacteria in your body can result in diseases, such as cancer, diabetes, cardiovascular disease, and obesity. Usually, these diseases happen only when the normal microbiome is disrupted, but that can occur even from antibiotics.

What are the 4 factors that make a person more susceptible to infection?

Life style risk factors such as aging, poor nutrition, infection and exposure to toxicants can also increase susceptibility to illnesses. These life style factors can therefore be considered to cause acquired susceptibility for increased risk for environmental disease.

What factors influence the development of infection?

Responsible factors include ecological changes, such as those due to agricultural or economic development or to anomalies in climate; human demographic changes and behavior; travel and commerce; technology and industry; microbial adaptation and change; and breakdown of public health measures.

What factors contribute to the spread of disease?

Water, sanitation, food and air quality are vital elements in the transmission of communicable diseases and in the spread of diseases prone to cause epidemics. A number of environmental factors influence the spread of communicable diseases that are prone to cause epidemics.

What are the 3 factors that cause disease?

Infectious diseases can be caused by:Bacteria. These one-cell organisms are responsible for illnesses such as strep throat, urinary tract infections and tuberculosis.Viruses. Even smaller than bacteria, viruses cause a multitude of diseases ranging from the common cold to AIDS.Fungi. … Parasites.

What medication causes weak immune system?

Immunosuppressant drugs are used to treat autoimmune diseases. With an autoimmune disease, the immune system attacks the body’s own tissue. Because immunosuppressant drugs weaken the immune system, they suppress this reaction.

How do I know if my immune system is strong?

Your body shows signs of a strong immune system pretty often. One example is when you get a mosquito bite. The red, bumpy itch is a sign of your immune system at work. The flu or a cold is a typical example of your body failing to stop the germs/bacteria before they get in.

What are the 5 environmental factors?

They include:Exposure to hazardous substances in the air, water, soil, and food.Natural and technological disasters.Climate change.Occupational hazards.The built environment.

What diseases are caused by environmental factors?

Some 8.2 million out of the 12.6 million deaths caused by the environment each year are due to noncommunicable diseases, primarily linked to air pollution. Stroke, heart disease, unintentional injuries, cancers and chronic respiratory infections are the top 5 causes of environmental-related deaths.

How does the immune system assist the process of fighting infections?

The immune system is a complex network of cells and proteins that defends the body against infection. The immune system keeps a record of every germ (microbe) it has ever defeated so it can recognise and destroy the microbe quickly if it enters the body again.

What is the most effective way of preventing cross infection?

And some companies send employees home if they show symptoms of the flu. These measures can significantly reduce the chance of cross infection. Also, washing your hands frequently and thoroughly, and practicing good hygiene, greatly reduces the risk of cross infection.

How can I strengthen my immune system?

Healthy ways to strengthen your immune systemDon’t smoke.Eat a diet high in fruits and vegetables.Exercise regularly.Maintain a healthy weight.If you drink alcohol, drink only in moderation.Get adequate sleep.Take steps to avoid infection, such as washing your hands frequently and cooking meats thoroughly.More items…•

What are signs of a weak immune system?

6 Signs You Have a Weakened Immune SystemYour Stress Level is Sky-High. … You Always Have a Cold. … You Have Lots of Tummy Troubles. … Your Wounds Are Slow to Heal. … You Have Frequent Infections. … You Feel Tired All the Time. … Ways to Boost Your Immune System.