Weight Loss Through Exercise Alone Does Not Protect Knees (1 of 3) (image) Radiological Society of North America Share Print E-Mail Caption Baseline and follow-up MRIs of the right knee of two obese women, one who lost no weight (A, B), and one who lost weight (C, D). Credit Radiological Society of North America Usage Restrictions May use with credit. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.