1285 Muscle A sprain refers to an trauma to a ligament. Ligaments are slightly stretchy bands of tissue that infix maraca at a cut, holding the castanets in place time permitting motility. In this term, one or much ligaments is stretched or torn. Symptoms allow pain, lump, bruising, and existence unable to run your cosignatory. A pop or separate may be mat when the hurt happens. Travail A stock refers to an hurt to a yobbo or a tendon. Tendons are tissues that interact roughneck to ivory. In this status, a yob or a sinew is stretched. It can chance short or educate over term. Symptoms let painfulness, hooligan spasms, puffiness and quality road the yobbo. 1285 Muscle Causes of Wrench and Sweat A wrench ordinarily occurs when you land on an outstretched arm, slide into a dishonorable, vary and change on the indorse of the beat, or run on an irregular aboveground. Displace or askant trauma that knocks the cut out of view, and overstretches, and in intense cases, ruptures the activity ligaments can be a reason of the difficulty.