ACL Injury. The anterior cruciate ligament (ACL) works together with the other ligaments in the knee to connect the femur to the tibia and support the knee joint. A tear in the ACL is one of the most common knee injuries, causing the joint to become unstable and slide forward too much.
There more than 6,000 games currently available on Steam. If it seems like there's a flood of new games on the digital distribution outlet pumped out each and every day that's because new and old developers and publishers are putting up titles all the time.
Minecraft is the only other video game to have sold over 100 million units, with 122 million units sold as of February 2017. Excluding mobile sales, the best-selling video game of all time is Wii Sports with 82.81 million units sold, while Tetris is the fourth best-selling with sales of 70 million units.