Inclusion Criteria:

• A person of male or female sex
• Age 18 and over
• Ability to measure the patient's body temperature frequently
• People who are hospitalized due to any type of infection or any other diseases that result in variations in body temperature (rise, fall)
• Completed all potential diagnostics of the hospitalized patient (no interrupting the measurement of the telemedicine device)

Exclusion Criteria:

• Allergic to contact with plastic or silver
• Anatomical anomalies that prevent the placement of the system
• High-risk health conditions, intensive care and the like
• A pacemaker or other device on the skin or implanted in the body that emits light electromagnetic radiation