Doctor's Orders: Jun. 6, 2005

CAN VIAGRA MAKE YOU BLIND?

The FDA reported that 43 men have suffered vision loss after taking the impotence drugs Viagra, Cialis and Levitra. There's no evidence, however, that the drugs actually caused this rare type of blindness, which is linked to the same conditions--such as diabetes and heart disease--that cause impotence.

THE ANATOMY OF SARCASM

Recognizing sarcasm when you hear it involves a complex sequence of cognitive skills, according to Israeli researchers. People with brain damage in the prefrontal lobe--where language and social cues are processed--don't get, for example, why anyone would tell a slacker, "Don't work too hard!"

ASTHMA IS NO LAUGHING MATTER

According...

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