minimize knee injury in sports
{"Image Make": "NIKON CORPORATION", "Image Model": "NIKON D5500", "Image ExposureTime": "1/640", "Image ExifOffset": "100", "EXIF ExposureTime": "1/640", "EXIF FNumber": "63/10", "EXIF ISOSpeedRatings": "[200, 0]", "EXIF DateTimeOriginal": "2017:03:21 15:45:59", "EXIF Flash": "Flash did not fire, auto modeFlash did not fire", "EXIF FocalLength": "270"}