Rx from doc: Read this tweet and text me in the morning

Twitter's fans say the microblogging service helped Iranian opposition parties organize after the country's disputed presidential elections in June. If Twitter's good for our political health, can it improve our physical health too?

A growing number of doctors, hospitals, and health agencies seem to think so. Physicians and hospitals increasingly use Twitter not only to keep up on the latest medical developments, but also to blast health news to patients, Telemedicine and e-Health notes.