Dr. Siba K Udgata is currently a Professor of Computer and Information Sciences at the University of Hyderabad, India, where he directs a research group focusing on sensor networks, IoT, wireless communications, and intelligent algorithms. He worked as a Research Fellow at the United Nations University/International Institute of Software Technology (UNU/IIST), Macau. He has published more than 100 research papers in peer-reviewed journals and at international conferences. He has edited ten international conference proceedings for Springer LNAI, AISC and SIST. He is a recipient of the IBM SUR (Shared University Research) award for the project “Mobile Sensor network based rescue management system”. He has successfully completed seven Government of India sponsored research projects in the domain of sensor network, IoT, and cognitive radio network.  Dr. Nagender Kumar Suryadevara received his Ph.D. degree from the School of Engineering and Advanced Technology,Massey University, New Zealand, in 2014. He has authored/co-authored two books and over 45 papers in various international journals, conferences, and book chapters. His research interests include wireless sensor networks, the Internet of things, and time-series data mining.

• Chapter 1. Introduction.- Chapter 2. IoT and Sensor Network.-Chapter 3. IoT, sensor, and COVID.- Chapter 4. IoT Systems Available and how they are Helping to Mitigate COVID-19 Challenges.- Chapter 5. Future Possible Applications or Under Development.- Chapter 6. Conclusions.

Dr. Siba K Udgata is currently a Professor of Computer and Information Sciences at the University of Hyderabad, India, where he directs a research group focusing on sensor networks, IoT, wireless communications, and intelligent algorithms. He worked as a Research Fellow at the United Nations University/International Institute of Software Technology (UNU/IIST), Macau. He has published more than 100 research papers in peer-reviewed journals and at international conferences. He has edited ten international conference proceedings for Springer LNAI, AISC and SIST. He is a recipient of the IBM SUR (Shared University Research) award for the project “Mobile Sensor network based rescue management system”. He has successfully completed seven Government of India sponsored research projects in the domain of sensor network, IoT, and cognitive radio network.  Dr. Nagender Kumar Suryadevara received his Ph.D. degree from the School of Engineering and Advanced Technology,Massey University, New Zealand, in 2014. He has authored/co-authored two books and over 45 papers in various international journals, conferences, and book chapters. His research interests include wireless sensor networks, the Internet of things, and time-series data mining.

• Chapter 1. Introduction.- Chapter 2. IoT and Sensor Network.-Chapter 3. IoT, sensor, and COVID.- Chapter 4. IoT Systems Available and how they are Helping to Mitigate COVID-19 Challenges.- Chapter 5. Future Possible Applications or Under Development.- Chapter 6. Conclusions.

Dr. Siba K Udgata is currently a Professor of Computer and Information Sciences at the University of Hyderabad, India, where he directs a research group focusing on sensor networks, IoT, wireless communications, and intelligent algorithms. He worked as a Research Fellow at the United Nations University/International Institute of Software Technology (UNU/IIST), Macau. He has published more than 100 research papers in peer-reviewed journals and at international conferences. He has edited ten international conference proceedings for Springer LNAI, AISC and SIST. He is a recipient of the IBM SUR (Shared University Research) award for the project “Mobile Sensor network based rescue management system”. He has successfully completed seven Government of India sponsored research projects in the domain of sensor network, IoT, and cognitive radio network.  Dr. Nagender Kumar Suryadevara received his Ph.D. degree from the School of Engineering and Advanced Technology,Massey University, New Zealand, in 2014. He has authored/co-authored two books and over 45 papers in various international journals, conferences, and book chapters. His research interests include wireless sensor networks, the Internet of things, and time-series data mining.

• Chapter 1. Introduction.- Chapter 2. IoT and Sensor Network.-Chapter 3. IoT, sensor, and COVID.- Chapter 4. IoT Systems Available and how they are Helping to Mitigate COVID-19 Challenges.- Chapter 5. Future Possible Applications or Under Development.- Chapter 6. Conclusions.