Final answer:
The red or swollen leg is a sign of DVT (Deep Vein Thrombosis), and it is important to seek medical attention if you are experiencing these symptoms.
Step-by-step explanation:
The red or swollen leg is a sign of DVT (Deep Vein Thrombosis), and it is important to seek medical attention if you are experiencing these symptoms. DVT occurs when a blood clot forms in a deep vein, typically in the legs. It is a serious condition that can lead to complications if not treated promptly. Some symptoms of DVT include pain, swelling, redness, warmth, and tenderness in the affected area. If you are experiencing these symptoms, it is important to see a healthcare professional for diagnosis and treatment.