Inclusion Criteria:

• Age ≥18 years old
• Admitted to hospital (or in an emergency department with anticipated hospital admission) for the management of a suspected or confirmed acute infectious disease.
• Onset of symptoms of an infectious disease within the past 30 days.
• Informed consent for study participation by the participant or a surrogate decision maker if the participant lacks capacity for consent.

Exclusion Criteria:

• Current imprisonment (this does not include quarantine for an infectious disease).
• Patient undergoing comfort care measures only such that treatment focuses on end- of-life symptom management over prolongation of life.
• Expected inability or unwillingness to participate in study procedures.
• In the opinion of the investigator, participation in the study is not in the best interest of the patient.