QUINTESSENTIAL

The hormones are organic substance, produced in small amounts by specific tissues, secreted into the blood stream to control the metabolism and the biological activities. The hormones are generally regarded as chemical messengers that help in transmission of information from one tissue to other, generally cell to cell.
Based on the chemical nature, the hormones are divided into peptide hormones, steroid hormones, and amino acid derivatives. They carry the separate different functions. Some them are estrogens and thyroid hormones, androgen etc. the hormonal imbalance in the general body leads to various complications, even some time serious troubles are caused .like growth hormone that generally affects the normal growth.