Unexpected downer

Spotted at Physorg:

Daily use of aspirin and other nonsteroidal anti-inflammatory drugs, commonly known as NSAIDs, is associated with a 22 percent increase in the risk of erectile dysfunction, Kaiser researchers found in a study of more than 80,000 men in Southern California. The results were a surprise because erectile dysfunction, commonly abbreviated ED, is thought to be caused by inflammation, and the researchers expected that use of the drugs would alleviate the problem.