Let's face it; there are only so many things going on in someone's day-to-day existence worth being documented on Instagram. Worth being used in the loosest possible sense of the word.
Even professional athletes, who are obviously rich and famous, become pretty predictable after a while. Sure, their cars are more exorbitant than ours, their meals are tastier than ours and their vacations are downright better than ours—but that doesn't mean they're any more creative than us.
Athletes on Instagram, for the most part, post exactly the same stuff as everyone else on the site. It's just their stuff is more expensive than ours. And their bodies are more ripped than ours.
That being said, here are the 21 main categories of what you'll find athletes posting on Instagram.