After sensing a drop in calcium levels in the body,parathyroid hormone from the parathyroid glands will be secreted in a negative feedback mechanism of homeostasis first the parathyroid hormone stimulates release of calcium ions from the bone through the process of bone reorption then the parathyroid hormone will reduce urinary excretion of calcium by increasing its re absorption in the nephron finally , the parathyroid hormone will increase the rate of vitamin d synthesis in the small intestine to yield more calcium
healthy diet prevents and protects from diseases like obesity, heart disease, diabetes, cancer and stroke. constantly eating junk food can lead to obesity and chronic diseases like cardiovascular disease, type 2 diabetes, non-alcoholic fatty liver disease and some cancers.
