NFS284H1 Lecture Notes - Lecture 5: Dietary Reference Intake, Angiotensin, Water Intoxication
Document Summary
Bp which is a risk factor for stroke and hd. Intervention trial: dash (dietary approach to stop hypertension: diet was high in potassium, calcium and magnesium, sodium bp; combination of dash + low sodium reduced bp. Major minerals and bone health: minerals: inorganic elements needed by the body in small amounts. In the canadian diet: natural sources, fortified foods. Iodine: supplements calcium supplements in older women, bioavailability, absorption varies. Immobility pneumonia death in 20% of hip fractures: added stress for individuals already in poor health. Magnesium: part of inorganic matrix of bone, needed for vitamin d function; found in whole grains, % of canadians with inadequate intake of magnesium is high (not enough fibre in diet) Trace elements: although it is required only in relatively small amounts, it is important. Iron is poorly absorbed overall (5-15%) from diet: heme iron.