External Factors

a factor that increases risk or susceptibility

caused by a fatty plaque building up in the arteries that supply blood to the heart. - this narrows the arteries and increases the pressure. - bits of the fatty plaque can break off and block arteries.

it can result in cardiac arrest or angina • cardiac arrest - when the heart suddenly stops beating • Angina - chest pain or discomfort casued by the reduced blood supply to the heart

• high fat diet • smoking • lack of exercise • alcohol

type 1 - where bodies immune system attacks insulin producing cells type 2 - where the bodies cells become insulin resistant. • both ending in blood glucose levels being dangerously high for too long.

• reduced blood flow to limbs • neurological damage - conditions that disrupt the functioning of the brain, spinal cord and nerves, leading to weakness, paralysis and cognitive impairments.

• obesity • high carbohyrate diet • lack of exercise • alcohol

• caused by the lack of vitamin C. • effects can be joint pain, swollen bleeding gums, red or blue spots on the skin.

• not having fresh fruit or veg in diet. • smoking - which reduces the uptake of Vitamin C

lack of vitamin D or calcium

• poor bone growth, weak bones and bone deformities.

• lack of dairy in diet • lack of sunlight

• caused by a lack of iron, which is needed to make heamoglobin in erythrocytes, to then transport oxygen to cells.

heart palpitations, fatigue and pale skin.

heavy periods, lack of red meat/ green veg in diet.