Is a kind of art ?

Confusion is there,because not all of us can perform this with the most attractive,sensual and excitable way like the professionals in that kinda acting,again people will not see tthe reguler with bf-gf or husband-wife,so is there something artistic and skill involved in it. Also it's forbidden in many situations and for the children.Also sometimes those acts are known as ,so will u call it any art thats hard to learn??