My girlfriend used to shake with excitement during sex – now she doesn’t seem interested

DEAR DEIDRE: MY girlfriend used to have such a dramatic physical response when we had sex – I loved it and took it as a massive compliment.

As soon as we started kissing her whole body would shake and her legs would twitch.

Now after four years of dating, she hardly shakes at all. I’m 42 and she’s 41.

We still have a good sex life and she still orgasms but her body tremors have stopped.

At the same time I’ve noticed she gets all twitchy whenever she watches...