Health care refers to the maintenance of health by preventing, diagnosing and treating illnesses and injuries in humans. Health professionals are the ones who deliver health care. They may be operating and dealing within all branches of health care. Some of the common branches of health care are nursing, surgery, pharmacy, optometry, midwifery, audiology, dentistry and psychology. Healthcare practitioners usually include physicians, pharmacists, surgeons, nurses, dietitians, therapists, paramedics, surgeon's assistant and naturopaths. The leadership, administration and management of a hospital, health care system, hospital network and public health system is known as healthcare management. This book studies, analyzes and upholds the pillars of health care and its utmost significance in modern times. It covers in detail some existing theories and innovative concepts revolving around health care. Doctors, researchers and students actively engaged in this field will find this book full of crucial and unexplored concepts.