2. INTRODUCTION
• In healthcare system, IoT brings gadget for monitoring health . Health data can be
accessed with the help of IoT by using sensors. Healthcare is a system which is used to
improve health and help in treating diseases .
• Health related issues/complications are increasing day by day, among which lung- and
heart-related issues are toplisted. Health can be monitored by wireless technology, which
is a modern concept.
• In wireless health monitoring systems, different technologies are used, including
wearable sensors, portable remote health system, wireless communications, and expert
systems
• The health of patient is monitored by screen, so it is difficult to examine the patient all
the time. Therefore, here, patient’s current status, i.e., pulse rate, temperature, position of
body, blood glucose, and ECG, can be measured intensively by using sensors
3. • In store-and-forward method of conventional telemedicine is
facing some problems:
• (i) Need for a local health center with dedicated staff.
• (ii) Need for medical equipment to prepare patient reports.
• (iii) Time constraint of 24–48 hours in receiving diagnosis and
medication details from a medical expert in a main hospital.
• (iv) Cost of local health centers.
• (v) Need for Wi-Fi connection.
