I Elias Pintos was using the Xertube Resistance band when it came from under my feet and whipped up and hit me in the right eye. My vision turned black for about 15 minutes, had a severe headache afterwards and still have headaches. My sight came back normally in my left eye, but my right eye there was an area that was dark. I lost some of my eyesight in that eye, went to an eye specialist and they diagnosed an Operculated Hole which is permanent, with the possibility of Retinal detachment. I contacted SPRI, who put me in touch with their In... read full review »