Diseases

1
Diseases

• Infectious and Lifestyle

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Types of disease

• Infectious disease- disease that are caused by
  living organisms they can be passed from person
  to person.
• Lifestyle Disease- Diseases that are made likely
  by neglect of the body

3
Types of Infectious Diseases

• Bacterial- single celled organisms that can cause
  disease. Like warm, dark, moist, and nutrient
  rich areas. (ex. Tetanus, Lyme disease)
• Virus- Genetic material that invade cells and
  multiply. (cold, flu)

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Definitions

• Pathogen- what cause the disease.
• Host- the infected person

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How they spread

• A pathogen must be present in a host
• The pathogen will leave the host through water,
  air, or direct contact.
• It is passed to a new host who will either be
  able to fight it off or will be infected.
• The cycle will then continue.

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Protecting yourself against Disease

• Bodys Natural Defenses
• Skin
• Bodys membranes
• Immune system
• Developing immunity
• Medication

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How to Avoid disease

• Vaccinations
• Airborne- cover your mouth, wash your hands, etc
• Food-borne illness- Keep hot food hot (140),
  keep cold food cold(-40). Keep the kitchen
  clean.

8
Examples of Lifestyle Diseases

• Diabetes
• Type 1
• Type 2
• CVD
• Cancer
• Stroke
• Heart Attack

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Causes of Lifestyle disease

• Choice
• Heredity
• Environment