Stock market crash. A stock market crash is a sudden dramatic decline of stock prices across a significant cross-section of a stock market, resulting in a significant loss of paper wealth. Crashes are driven by panic as much as by underlying economic factors. They often follow speculative stock market bubbles.
Arthrofibrosis. A build-up of scar tissue in the joint causing restricted movement. âArthroâ means joint, and âfibrosisâ means scarring. Arthrofibrosis usually occurs when there has been excessive scarring on the soft tissue or ligaments and tendons in the joint.rthrofibrosis. A build-up of scar tissue in the joint causing restricted movement. âArthroâ means joint, and âfibrosisâ means scarring. Arthrofibrosis usually occurs when there has been excessive scarring on the soft tissue or ligaments and tendons in the joint.
Any time you run or walk, your posterior tibial tendon locks your ankle in place, helping to hold your foot in a strong, rigid configuration when you push off the ground. It also functions to invert your foot, rolling your ankle to shift your weight to the outside of your foot.