It's a fact of life. As we get older, our bodies change. How they change usually depends on what state of health we maintain. If you eat right, exercise, and get plenty of rest your body will reflect it. However if you eat nothing but junk, are lazy, and stay up till all hours your body will...well...dare I need to explain. The above statement applies not only to children but also adults, and there are various reasons as to why this happens. But for the most part it is usually because of neglect.
Five hats means that five tropers think it is ready to publish.
You are saying that you think this draft is ready to be published. That means the description is not ambiguous,
it doesn't duplicate an existing trope, there are at least three examples, and the title makes sense.