A derecho (/dÉËreÉªtÊoÊ/, from Spanish: derecho [deËÉ¾etÊo], straight) is a widespread, long-lived, straight-line wind storm that is associated with a land-based, fast-moving group of severe thunderstorms. Derechos can cause hurricane-force winds, tornadoes, heavy rains, and flash floods.
In human anatomy, a hamstring is one of the three posterior thigh muscles in between the hip and the knee. In quadrupeds, the hamstring is the single large tendon found behind the knee or comparable area.
0. A hamstring injury is a strain or tear to one or more of the three large muscles at the back of the thigh (or their tendons at the back of the knee).It is a common and painful sports injury, particularly in exercises involving running and jumping, or with sudden stopping and starting.. A hamstring injury is a strain or tear to one or more of the three large muscles at the back of the thigh (or their tendons at the back of the knee).