My face is stiff.
When I recognized it, it was a bit shocking to know that such a part of my body is stiff.
I feel stiff in my neck and shoulders. So it may be a matter of course that my back, hands, legs and even face can be affected.
Whether body and mind, you yourself are concerned about yours best. You’d best treat them kindly and sometimes indulgently.
It is important to become valuable to others and it is pleasure to help people.
But the most important thing is that you yourself feel happy.