Merck is a global healthcare company known for its research and development in pharmaceuticals and vaccines. Founded in 1891, it has a long history of innovation, contributing to advancements in various medical fields, including oncology, cardiology, and infectious diseases. The company operates in over 140 countries and is committed to improving health outcomes worldwide. In addition to its pharmaceutical products, Merck is involved in animal health and consumer care. The company produces vaccines for diseases like human papillomavirus and influenza, and it also develops treatments for conditions such as diabetes and asthma. Merck's mission is to enhance the quality of life through science and technology.