Calcium levels in particular become disturbed causing kidney stones, arthritis, hardening of the arteries, cataracts and plaque on the teeth. Raised insulin levels also affect the thyroid which can lead to thyroid exhaustion slowing everything down. Blood pressure can be normalised by removing sugar from the diet, and gallstones are linked to high sugar intake, as in cancer. In general, extra sugar increases acidity and unfortunately, this can also be derived from fruit - fructose. As our bodies like to be slightly alkaline, any increase in acidity will cause dis-harmony and symptoms of disease.
Sugar certainly is life's sweet destroyer.