Is There Sense of Touch?

Touch is one of the five major senses, but it's something that we didn't understand at all. Most cells in our bodies communicate through chemicals and this could be a hormon or ner transmitter. One thing that's very special about sense of touch is there this whole what we call discriminatory touch. We can distinguish an elevator button from a yogert touching your finger. If you find these periferal censors that are specialized only to do this, let's say their activation down turns pain into sensiization. But if you block piezo too, you would also get pain sensitization. And nobody wants to do that so in this case, you cannot imagine you would take a pill