The Fault in Our Stars
This acclaimed favorite of the John Green young adult novels follows Hazel Grace and Augustus, two teenagers who meet in a cancer support group. This sweet and philosophical novel will definitely have you crying your eyes out—in between laughs. Green is known for writing both realistic and funny characters. Our heroine and hero are in love and they take an adventurous trip to Amsterdam to meet with their favorite author. You know they're both sick from the very beginning, and it's beautiful and heartbreaking to watch them fall in love in the midst of dire circumstances. The hit film version will also get you going, so have a tissue box handy. And if you're in the mood for more blubbering, check out the best tearjerker movies for when you need an emotional release.