Health and Disease

Health and Disease

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Understanding health and disease is more complex than you might think. There are various definitions and categories to consider. In this article, we'll delve some of them. So, let's get started! By exploring these topics, we can gain a better perspective on the importance of maintaining good health and preventing disease. Keywords: Health, Disease.

What is health?

Defining health is not as simple as it seems. The most common definition is being "free from disease or an impairment." However, this definition has some issues. For example, some people may have diseases or abnormalities but feel perfectly fine. They may not even know they have the disease and do not seek treatment. Additionally, someone who is healthy today may become ill tomorrow through new medical diagnostic methods. This makes the definition inconsistent. A more appropriate definition of health is: "The state of complete physical, mental and social well-being." This definition considers physical health their social well-being. Understanding the true meaning of health is crucial to maintaining a healthy lifestyle. Keywords: Health, Disease.

What is disease?

The opposite of health is not necessarily disease. A more accurate definition of disease is "a state of illness or sickness that produces various signs or symptoms." Disease is caused by a disorder of the body or brain's biochemistry, physiology, and/or anatomy, rather than physical injury. There are two types of diseases: acute and chronic. An acute disease has a rapid onset with fast-changing symptoms and is short-lived. It can typically be cured with medication or surgery. An example of acute disease is appendicitis. A chronic disease lasts for an extended period and requires ongoing medical treatment. It cannot typically be cured, but medication or other procedures can help manage the symptoms. An example of a chronic disease is terminal cancer. Understanding the difference between acute and chronic diseases managing and treating. Health.

Categories of disease

Diseases can be classified into different categories, depending on the nature of the disease and how it affects the body. They can also be classified regarding the tissue they affect, their cause and other reasons. Each classification serves to help us understand a specific aspect of a disease and relate it to similar diseases according to said classification.

Example classification of diseases
Example classification of diseases

Diseases can be categorized into five main categories: infectious, degenerative, deficiency, inherited, and physical. Infectious diseases are caused by a pathogen that may be transmitted from a source, such as an animal. Examples include Covid-19 and malaria. Degenerative diseases cause a gradual decline of size or function of an organ over time, often observable in a patient. Examples include Alzheimer's disease and osteoarthritis. Deficiency diseases are caused by not receiving enough nutrients in your diet, resulting in starvation. An example is scurvy. Inherited diseases are caused by faulty genes passed down from parents to their children, resulting in the disease developing in the child. Examples include cystic fibrosis and sickle-cell anemia. Physical diseases cause permanent or temporary damage to any tissues, organs, or other structures of the body, such as leprosy, autoimmune diseases, and cancer. Mental diseases affect the mind and include schizophrenia, depression, and anorexia.

Alternatively, diseases can be categorized as communicable or non-communicable. Communicable diseases can be passed on from one organism to another, such as infectious diseases caused by infective pathogens. Non-communicable diseases cannot be passed on from one organism to another and include every disease except infectious diseases. Understanding the different categories of can help treatment. Health.

Interactions between different types of diseases

It is possible for communicable diseases to cause or increase the likelihood of developing a non-communicable disease. HIV is an example of this. HIV is a virus that attacks the immune system, causing AIDS, a communicable disease. The virus replicates inside immune cells in the blood, causing them to burst and weakening the immune system. This makes it easier for other diseases to develop in the patient. For example, AIDS patients are more likely to develop Kaposi's sarcoma, a type of skin cancer caused by the Epstein-Barr virus, or non-communicable diseases like cancer because the immune system is unable to fight the growth of cells as it would if it were healthy. Understanding how different diseases can interact with each other can help in the diagnosis and treatment of patients. Health.

Health and disease statistics

Health statistics is the science of collecting, summarizing, and interpreting data on health and disease in populations. Three indicators that provide crucial information about how a disease is progressing in a population are incidence, prevalence, and mortality. The World Health Organization (WHO) collects health statistics and data globally and monitors infectious diseases on a global scale. Data gathered by the WHO show significant geographical differences in the spread of infectious diseases, with infectious and parasitic diseases being highly in Africa and South Asia. Understanding health statistics is essential in planning and implementing strategies to combat diseases and improve public health.

Health and Disease

What are the 4 types of diseases? 

Types of diseases include: infectious diseases, deficiency diseases, inherited diseases, physical diseases, self-inflicted, degenerative diseases and mental diseases. 

 How do you define a disease? 

Disease can be defined as a state of illness or sickness that produces specific signs or symptoms. 

What is the difference between health and disease? 

Health is the state of complete physical, mental and social well-being, while disease is the state of illness or sickness that produces specific signs or symptoms

What are the 10 most common diseases? 

Ischaemic heart disease, Stroke, Chronic Obstructive Pulmonary Disease (COPD) Lower respiratory infections, Neonatal disorders, Trachea, bronchus and lung cancersDiabetes mellitusAlzheimer’s disease and other dementiasDiarrheal diseasesTuberculosis (TB)Liver cirrhosis

What causes disease? 

Disease can have various causes, such as genetic causes or environmental causes or lifestyle causes.

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