The only way to make yourself grow, like Jessi said, is your genetics. However, you may not reach your full potential height. Have you heard of nature vs. Nurture? Nature is your potential height. If you don't nurture yourself by eating healthy, drinking lots of water, and exercising regularly, you might not reach that height. … Read more
Well you can't make yourself grow. It's all in the genetics. My mother is 5'5" 1/2 and my father was 5'11" i'm estimated to be 5'3" - 5'5". As of right now I'm 13 I'm 5'2" 1/2 and I weigh 123 pounds so it most definitley is normal/good.
Well your sister is still young she still has plenty of time to grow. I grew a lot when i was 14/15 my freshmen year of hs (I'm heading into my senior year) and I'm still growing. Tell her to calm down and be patient.