Hey I got before a muscle contracture but it was not that bad only when I was running I was feeling but not too bad I went to the neuromuscular medical they gave me an injection but I didn t know nothing about that and that day I was ok Friday night I runned just a little bit and I was feeling my leg so weak and my knee too I had a problem with my knee and booty for the injection now I am better after of 4 or 3 weeks but my knee there is still something and is like before stronger and all good now I am better thanks god she told me it was vitamin b 12 that I am ok but they didn t check me out my knee is better and right now i don t play soccer 3 weeks ago but now I can walk better and without pain in my knees or booty and befor I was with pain in my butt too and I am thinking to go to a professional he is one but I don t like injections I just took one and that s it but didn t check me now I have to go and pay to fix my leg every day I am better so I don t know what I have to do