Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. If you need assistance understanding the eligibility criteria, please contact the study team.See eligibility criteria
- Healthy adults (45-85 years old) with no known diseases and using no medications that interfere with the natriuretic peptide systems we are studying.
- Younger than 45 years old and taking prescription drugs.