In a study funded by the National Institute of Mental Health , LoPiccolo found that low sex drive among men was far more common than previously thought .
LoPiccolo credited the feminist movement with reducing the percentage of anorgasmic women .
In a study funded by the National Institute of Mental Health , LoPiccolo found that low sex drive among men was far more common than previously thought , and he credited the feminist movement with reducing the percentage of anorgasmic women .