leaks into the surrounding tissues.
This swelling can be uncomfortable, even painful. Its sudden onset or gradual worsening are worrying signs. It is often associated with other symptoms such as fatigue or shortness of breath.
9. Change in skin color or temperature
Pale, bluish, or cold extremities indicate insufficient blood flow. When oxygen no longer reaches the hands or feet properly, the skin changes in appearance and feel.
This phenomenon results from the body’s priority mechanism: it protects vital organs at the expense of the extremities. It is a common
