Buzz·Posted on Jan 23, 201322 Irrational Fears That Are Actually Perfectly NormalDon't worry, you aren't the only one terrified by subway grates. Just try and make it through this post without cringing.by Sarah KarlanBuzzFeed News ReporterFacebookPinterestTwitterMailLink 1. Closed shower curtains (and the murderer waiting on other side). Flickr: demandaj You walk into the bathroom and instantly feel the need to check....just in case. 2. Flushing airplane toilets. blogs.babble.com People get sucked in...IT HAPPENS. 3. Falling down that space in a spiral staircase. tumblush.tumblr.com It may not be probable, but just the thought is enough to make your stomach hurt. 4. Long underground tunnels. thomashillphoto.blogspot.com It will end soon....I know it will. 5. Walking over sidewalk grates and cellar doors. valdodge.com Who checks those things for safety? And unfortunately, it does happen. 6. Driving over bridges. Flickr: mrjoro Focus on the end goal, it will be okay. 7. Every single species of bird. rgbpicture.com Fluttery and shifty animals are not to be trusted, Hitchcock taught us well. 8. Becoming convinced there is someone in the trunk of your car. scaryforkids.com Blast music and check your rear-view every five minutes. 9. Touching dryer lint. Flickr: skylarprimm Out of all the weird things you have to touch in your life, we could all do without this strange substance. 10. Swimming in dark water. ulillillia.us Sharks,man. So what if this is a land-locked lake, it could still happen. 11. Elevators in general. diylol.com Not to mention how much worse this feeling is in a overly crowded elevator. Deep Breaths. 12. Driving under a height limit bar. signsexpress.co.uk Even if you know you will make it...what if you dont? 13. Open closet doors. myslidingdoors.com The smaller the space of the opening, the more fear it instills in your heart. 14. Finding a spider in your shoe. sodahead.com Check every time, all because of that ONE time. 15. Holding babies. images.newscred.com So fragile, so loud, so scary. 16. Believing your arm will never regain feeling after it goes numb. forums.d2jsp.org Why is it taking so long.... it shouldn't be taking this long right? 17. Or that the novocain will NEVER wear off. jurosmedical.com The dentist said an hour or two...but you are starting to get freaked out. Plus you want to eat that sandwich. 18. Driving behind one of these bad boys. Flickr: cheryl One too many action movies perhaps. 19. Getting a charley horse the second you step off the treadmill. personal.psu.edu Even if you ate a banana that day. 20. The possibility of a friend from the sewer ending up in your toilet. Flickr: bigfatrat Thankfully, extremely unlikely. 21. Consuming expired food. Flickr: imnohero Even if it's just a day over, that's one day too many for you. 22. Doing things like this: girlsack.com It's not the height that worries you, it's the single pane of glass you don't trust.