The statistics of health issues coupled with the COVID-19 pandemic that is devastating mankind across several spheres raise concerns about our health and wellbeing. This brings in the field of medical biotechnology or red biotechnology that is aimed at employing biotechnology to address diseases and malignancies. This book summarizes the aspects of vaccination with a chapter dedicated to the status of research of vaccination for COVID-19. The book also includes the latest approaches such as bispecific antibodies, their promise and their current status. Another interesting field is regenerative medicine that looks at restoring lost or damaged functions employing stem cells, growth factors, tissue regeneration and bioprinting of organs.