Want to hear a cow "moo?"  There's an App for that.  Need to pre-screen your date?  There's an App for that.  Curious to know how long your smart phone is in the air when you toss toward the sky?  Yup...there's an App for that as well.  But what about an App to save you from something potentially embarrassing...like and S-T-D?  FOX News Radio's Colleen Cappon says soon, there could even be an App for that in today's "Housecall for Health."