Medically reviewed by Steffini Stalos, DO Key Takeaways If your oxygen level drops below 92%, seek medical help immediately.Low oxygen can cause symptoms like chest pain, confusion, and shortness of ...
Medically reviewed by Christopher Lee, MD Systolic congestive heart failure involves the left side of your heart losing its ability to pump effectively.Common symptoms include shortness of breath, ...
Decompensated heart failure (DHF) means that symptoms from heart failure are severe enough to require immediate medical attention. Dyspnea or shortness of breath is the most common symptom of DHF.