What are the 4 types of diseases?

Death due to disease is called death by natural causes. There are four main types of disease: infectious diseases, deficiency diseases, hereditary diseases (including both genetic diseases and non-genetic hereditary diseases), and physiological diseases.
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What are 4 causes of human disease?

Causes
  • 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.
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What are the five major diseases?

In the United States, the leading causes of death in adults include heart disease, cancer, chronic lower respiratory disease, cerebrovascular disease, and Alzheimer's disease. This article will list the five diseases that cause the most deaths in the U.S., explaining their causes, symptoms, and treatments.
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What are the two main types of disease?

Diseases can be grouped into two types:
  • communicable , which are caused by pathogens and can be transferred from one person to another, or from one organism to another - in humans these include measles, food poisoning and malaria.
  • non-communicable , which are not transferred between people or other organisms.
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What are the 4 types of diseases with examples Class 9?

There are 4 main types of diseases as listed below:
  • Infectious diseases.
  • Hereditary diseases.
  • Deficiency diseases.
  • Physiological diseases.
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Types of Diseases | Infectious Diseases | Human Health and Diseases | Disorders



What are the 10 common diseases?

Common Illnesses
  • Allergies.
  • Colds and Flu.
  • Conjunctivitis ("pink eye“)
  • Diarrhea.
  • Headaches.
  • Mononucleosis.
  • Stomach Aches.
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What is a primary disease?

A disease arising spontaneously and not associated with or caused by a previous disease or injury.
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What are 5 communicable diseases?

Some examples of the communicable disease include HIV, hepatitis A, B and C, measles, salmonella, measles, and blood-borne illnesses.
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What are the classification of disease?

The most widely used classifications of disease are (1) topographic, by bodily region or system, (2) anatomic, by organ or tissue, (3) physiological, by function or effect, (4) pathological, by the nature of the disease process, (5) etiologic (causal), (6) juristic, by speed of advent of death, (7) epidemiological, and ...
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What are the 6 killer diseases?

These six are the target diseases of WHO's Expanded Programme on Immuni- zation (EPI), and of UNICEF's Univer- sal Childhood Immunization (UCI); measles, poliomyelitis, diphtheria, pertussis (whooping cough), tetanus and tuberculosis.
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What are the top 3 infectious diseases?

The world's deadliest infections, including Tuberculosis, Malaria and HIV/AIDS, have been considered as the "Big Three" infectious diseases (BTIDs).
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What are the common diseases?

Common Infectious Diseases
  • Chickenpox.
  • Common cold.
  • Diphtheria.
  • E. coli.
  • Giardiasis.
  • HIV/AIDS.
  • Infectious mononucleosis.
  • Influenza (flu)
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How many diseases are there?

The focus is really on rare diseases, but a credible case can be made that there are at least 10,000 diseases in the world, though there is likely more. And there are a bit over 500 treatments. So, as far as round numbers go, 10,000 diseases/500 treatments works as a talking point.
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What are 5 diseases caused by bacteria?

Other serious bacterial diseases include cholera, diphtheria, bacterial meningitis, tetanus, Lyme disease, gonorrhea, and syphilis. What condition is caused by the deposition of salts of uric acid?
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Is a virus a disease?

Viruses and diseases are not the same. A virus can cause an individual to develop a disease. A disease can result from someone contracting a virus through surface contact or droplets in the air. While viruses and diseases are related, the terms should not be used interchangeably.
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What is the most infectious disease?

Tuberculosis remains one of the world's deadliest infectious diseases, second only to COVID-19, and drug resistant TB strains are still a major concern.
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What are the 20 most common diseases?

20 most commonly Googled diseases
  • Diabetes.
  • Depression.
  • Anxiety.
  • Hemorrhoid.
  • Yeast infection.
  • Lupus.
  • Shingles.
  • Psoriasis.
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What are the diseases that are not spreading?

The four main types of noncommunicable diseases include cardiovascular disease, cancer, chronic respiratory disease, and diabetes.
...
Chronic respiratory disease
  • chronic obstructive pulmonary disease (COPD)
  • asthma.
  • occupational lung diseases, such as black lung.
  • pulmonary hypertension.
  • cystic fibrosis.
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What is a secondary disease?

A secondary infection is a bacterial or viral illness that develops following a first illness. The second infection may develop because a person's immune system is stressed or weakened. The secondary infection may prolong the first infection or make it more severe. Current as of: July 1, 2021.
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What is primary and secondary disease?

a disease that arises spontaneously and is not associated with or caused by a previous disease, injury, or event, but that may lead to a secondary disease.
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What is an example of a secondary disease?

Two examples of a secondary infection are: A vaginal yeast infection after taking antibiotics to treat an infection caused by bacteria. Pneumonia caused by bacteria or fungi after having an upper respiratory infection (like a cold) that was caused by a virus.
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What are some names of diseases?

  • Acute Flaccid Myelitis (AFM) Alphaviruses. Alzheimer's Diseases (Spanish) Arthritis. Babesiosis. ...
  • Eastern Equine Encephalitis Virus (EEEV) Ebola Virus. Enterovirus. Fibromyalgia. Genital Herpes. ...
  • Meningitis. Meningococcal Disease. MRSA (Pet Owners) Molluscum Contagiosum. ...
  • Rabies. Rocky Mountain Spotted Fever. Rubella. Sarcoidosis.
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What are the 7 childhood diseases?

7 Common Contagious Diseases in Childhood
  • Childhood Illnesses. Any number of things can make a child sick. ...
  • Colds. Children miss more school because of a cold than for any other contagious disease. ...
  • Stomach Flu. ...
  • Pinkeye. ...
  • Fifth Disease. ...
  • Head Lice. ...
  • Hand, Foot and Mouth Disease. ...
  • Whooping Cough.
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What are the 5 childhood diseases?

What are the most common schoolyard illnesses?
  • Chickenpox (varicella)
  • Whooping cough (pertussis)
  • Measles , Mumps , Rubella. ...
  • Rotavirus. ...
  • Tetanus. ...
  • Influenza. ...
  • Hepatitis B. ...
  • Meningococcal ACWY.
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