The sensors needed for the study were not available

The purpose of this study is to validate the LabClasp's ability to estimate blood [lactate].

Inclusion Criteria - Aim 1:

• Subjects must be able to provide written consent.
• Adults 18 years of age and older.
• Nonsmokers.
• No recent hospitalization (< 60 days).
• Ability to perform high-intensity exercise.

Inclusion Criteria - Aim 2:

• Subjects must be able to provide written consent to be included in the research study.
• Adults 18 years of age and older.
• Nonsmokers.
• Current ICU patient.
• Have regular blood samples taken for [lactate] measurements.
• Have one or more risk factors for sepsis.

Exclusion Criteria - Aims 1 and 2:

• History of, or active malignancy.
• History of HIV with antiretroviral treatment.
• Smokers.
• Pregnancy.