Health has a different branch of science which is known as health science and it connects us to a lot of aspects. The study of the subjects is basically a research om the human body and health-related issues on it to test and understand how it actually works. Sounds funny that we need to test and research to check how our body works but yes that is the case, because our body is very unique and how it reacts when out in contact with alien substances is definitely something that needs research. The research and understanding are basically done to improve the health and prevent and cure diseases to make our body strong enough to combat alien substances on its own. Some organizations do a proper survey and they are setting up camps to train people with human health basically through application in areas such as Health education, biomedical engineering, biotechnology and other studies.
Scientific development has also made possible treatments for diseases which were fatal a few years back and hence the development has changed human life completely. So Surgery is a big aspect in the medical field which means the use of operative or manual techniques on a patient to investigate an abnormal condition like a disease or injury to improve or repair the overall functioning of the body.
Surgery is a procedure which is performed by specialized doctors known as surgeons by use of several surgical instruments.