Osteoporosis Glossary Cushings Syndrome: This is caused due to the abnormal levels of corticosteroids in the body. Weight gain and obesity are the common symptoms associated with it. Hyperthyroidism: This disease is accused by the excess of thyroid hormones in the body. Hyperparathyroidism: Production of excess parathyroid hormones and low calcium level in the blood. Published on Sep 24, 2014Last Updated on Sep 24, 2014