It can be hard to get used to not holding something and having something in your mouth. If you have this problem, stock up on carrot sticks, sugar-free gum, mints, toothpicks, or even lollipops.
In the same way that chewing gum in a lock makes it hard to open your front door, fat particles inside muscle cells interfere with insulin's efforts to open the cell to glucose.
锁内的口香糖使得前门难以打开，同样地，肌肉细胞内的脂肪颗粒干扰胰岛素为葡萄糖打开细胞的努力。
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Poor tooth brushing techniques can harm your teeth - if you really scrub your teeth too hard, you will wear the sides of your teeth down, leaving V-shaped defects near the gum margins.