What is Adulthood and How to Tell When Adolescence Officially Ends

Kids and.... want more than anything to be a grown up. This raises a question without an easy answer: what exactly is a grown up? Ask any adult and they probably won’t give you a straight answer. Legally, anyone older than 18 is an  blank in the U.S. But, as mentioned above, this cutoff doesn’t make much sense from a developmental standpoint.

So where can we draw the line between the............. and adulthood stages of life?

By age 22, the body is almost entirely done growing. Your bones (except for your collarbone, which won’t fully mature until your early-to-mid thirties) are the size they’ll be for the rest of your adult life. Your wisdom teeth have come in. And your brain is finishing up its final prefrontal cortex  blank .

From this time until ............, your body operates at its peak physical performance. This doesn’t mean you’ll be in the best shape of your life. But it does mean your heart, lungs, muscles, and other organs will be operating at their most efficient and effective levels.

With these  ..................developments out of the way, ............ brings a whole new set of developmental challenges: as a young adult, you will develop the social, emotional, and  blank habits that shape the rest of your life. No pressure, right?