Question

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1. Explain the difference between infectious and noninfectious diseases and give examples of each.

2. Explain the term risk factors and describe how to reduce your risk of developing two different diseases.

Answer 1

1. Non-infectious cannot be spread from person to person.
Infectious can be spread from person to person. This would include Viruses, Fungi, and STD's
Infectious diseases are caused by pathogens , which are disease causing organisms. The major groups of pathogens are viruses, bacteria, fungi, protozoans and multi-cellular parasites.
Non-infectious diseases are not caused by pathogens but can be caused by physiological malfunction, environmental (or chemical) factors, heredity (e.g. faulty gene/chromosome combinations), unknown causes or a combination of factors.

Answer 2

Thank you!

Answer 3

2. The phrase "risk factors" are used to describe how certain behaviors increase your risk of getting different diseases. People can reduce their odds of developing cardiovascular diseases, high blood pressure and diabetes through managing their diet, increasing activity and avoiding heavy use of alcohol.