Flamingo Varicose Vein StockingsQuadriceps strain is an inflammation and pain in the front of the thigh. It is common in sports like running, jumping and foot ball. It is caused by trauma, fatigue and exercise. It is characterized by pain, swelling and warmth over quadriceps muscles, muscle spasm or tightness, weak ness and fatigue. Compression of varicose veins slows down the progression of varicose vein and their reoccurrence.