Menurut Dokter Siti Annisa Nuhonni, spesialis rehab medik, pengapuran terjadi karena tulang sendi tidak mengeluarkan cairan cukup, yang mengatur tubuh seseorang dapat bergerak.
Start early! Chances are if you want to write a thesis, you should already be interested in something. So the sooner you figure out what interests you the most the better — remember [that] all of senior year your thesis equals your new hu bby. It better be something you want to live, breathe, but most importantly, read 200 books about.