Electrochemical Biosensor: The Most Eligible Diagnostic Tool for the Detection of Various Diseases

The electrochemical biosensors offer considerable potential in the biomedical field due to their improved specificity, sensitivity, early diagnosis, label-free nature, and cost efficiency for quick point-of-care illness diagnosis at the bedside. An electrochemical biosensor has the potential to reduce the gap between the patient and the treatment as it is an inexpensive, robust, and highly sensitive approach that helps the public manage their disease at an early stage. In this overview, the influence of electrochemical biosensors on effective diagnosis of various diseases was covered and their different strategies with the goal of boosting biosensor sensitivity and employing effective bioreceptors to provide better specificity and easy detection of biomolecules have been thoroughly examined and different electrode setups utilized in electrochemical biosensor are also depicted. This chapter also covers the different components of electrochemical biosensor along with their recent healthcare applications. So, this chapter provides an impactful overview to the reader and they can fulfill their mind with good knowledge about electrochemical biosensor specially those who are new to this field.