Amati posisi rahang Anda menggunakan cermin. Buka mulut selebar mungkin selama masih terasa nyaman. Tutuplah mulut perlahan-lahan. Regangkan otot rahang ke kiri. Kembalikan rahang ke tengah dalam kondisi netral. Regangkan otot rahang ke kanan. Lakukan peregangan dengan cara yang sama.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Stretching your jaw can also help relieve pain.  Begin with your jaw in a relaxed and centered position, but do not allow your teeth to touch.  Use the mirror to see if your jaw is centered.  You may have tension in your jaw without realizing it.  If this is the case, your jaw may be shifted to one side or the other.  When the mouth is closed and in a neutral position, the lips should be closed but the teeth should not be in contact. As you are opening your mouth, imagine that your jaw is droppi