Historical Perspective on Growth Enhancing Implant Technologies in Cattle Understanding Growth Physiology in Cattle Introduction to Hormonal Growth Promotants and Mechanism of Action Implant Strategies for Different Cattle Groups Benefits of Implant Use in the Cow/Calf and Backgrounding Sectors Benefits of Implant Use in the Feedlot Sector Best Practices for Steroid Implant Administration in the Feedlot Introduction to Beta Agonists Mechanisms of Action of Beta-Agonists Implementation and Benefits of Beta-Agonists in Beef Production Other Feed Additives and Alternatives to Traditional Growth-Enhancing Technologies Impact of Growth Enhancing Technologies on Meat Attributes Environmental and Ethical Considerations