Environmental Diseases 8.3

-Not infectious or contagious -Caused by factors within the organism’s environment or their lifestyle

-Caused by unbalanced diet -Can be over or under-nutrition

-Under-nutrition -Cause by lack of Vitamin C -Symptoms include bleeding gums teeth to fall out swollen and sore joints reduced healing time

-Under-nutrition -Cause by lack of Vitamin D -Conditioned worsen if lack of calcium and phosphate in diet -Symptoms include soft bones bend under the mass of body

-Caused by lack of protein -Causes brain and muscle development to be slowed -Symptoms include pot-belly weak stomach muscles hair loss swollen legs lack of energy 60% of cases end in fatality

-Caused by eating too much, having unbalanced diet, taking too much vitamins, not doing enough exercise -Leads to Chronic Disease including High blood pressure diabetes heart disease

-Overweight, when more fat is stored in the body than considered healthy

-Body Mass Index -Calculation used to indicate if someone is obese or not -Limitations are: *Does not consider muscle mass or bone density’ *Inaccurate for adolescences *Does not consider age, gender, ethnicity Equation: Mass(KG) ————- [Height(m)]^2

-Cause high blood pressure -Our bodies use salt in our kidneys to regulate water in our bodies -Too much salt from processed food can lead to kidney damage and high blood pressure

-When at rest strains arteries walls cause fats to build up and form blockage, damage organs, causing kidney failure *Heart attack: Part of heart muscle is oxygen deprived and dies *Stroke: Blood supply is blocked to part of the brain and it dies

-Cause by lack of insulin -Without insulin glucose builds up in the blood and cells are starved of energy

-Genetic -Body unable to produce enough insulin -To manage, do regular blood tests and insulin injections

-Lifestyle, excess consumption of sugary foods, body becomes insensitive to insulin

-Asbestos are naturally occurring fibers, found in rocks when breath in cause inflammation and scaring, scar tissue prevent oxygen from entering blood vessels -Symptoms include: *Persistent cough *shortness of breath *blue coloration of lips