Applications based on the Internet of Things (IoT) are utilised in biological sensors and data, diagnosis, therapy, and other biological processes like healthcare/telecare. IoT applications in the areas of health and medicine are important research topics. Some IoT applications include the hospital administration system, remote patient monitoring, medical waste management, robotic nursing assistants, depression monitoring via smart watches, Parkinson patient monitoring via GPS smart soles, and hand hygiene tracking via smart watches. All healthcare-related data, including treatment, diagnosis, recovery, inventory, and medication, may be effectively gathered, processed, and shared using IoT-based systems with worldwide connectivity. Due to their wireless interfaces and internet connections, IoT-based healthcare services offer mobility. The research flow for the IoT applications study offers a current overview of potential applications for IoT-based technologies in healthcare. In this case, a variety of interconnected idioms and linguistic conventions make it evident how the input and each node's likelihood of becoming a CH relate to one another. During the data transmission phase, a network coding technique will compress the data before sending it to the following level.