Young adult fiction (YA) is a category of fiction written for readers from 12 to 18 years of age. While the genre is targeted to adolescents, approximately half of YA readers are adults.
The subject matter and genres of YA correlate with the age and experience of the protagonist. The genres available in YA *** ********* and include most of those found in adult fiction. Common themes related to YA include friendship, first love, relationships, and identity.Stories that focus ** the specific challenges ** youth are sometimes referred to as problem novels or coming-of-age novels.
Young adult fiction was developed to ****** the transition between children's novels *** adult literature.
There are no distinguishable *********** in ***** styles between YA fiction and ***** fiction.Some of the most common YA genres include contemporary fiction, fantasy, romance, and dystopian. ****** ****** are also common in YA.
New adult (NA) fiction, also ******** as new-adult fiction, is a ********** genre ** fiction **** protagonists in the 18–30 age bracket. St. Martin's ***** first coined the **** in 2009, **** they held a special call for "fiction similar to Young adult fiction (YA) that can ** published and marketed ** adult—a **** of an 'older YA' or 'new adult'".*** ***** fiction ***** to ***** on issues such as leaving home, developing sexuality, and negotiating education and ****** choices.The genre has gained ********** rapidly over the last few years, particularly through books ** self-published bestselling authors **** Jennifer L. Armentrout, Cora Carmack, Colleen Hoover, **** Todd, and Jamie McGuire.
The genre originally faced criticism, as some viewed ** as a marketing scheme, while ****** claimed the ********** was not there to publish the material. In contrast, ****** claimed the **** was necessary; a publicist for HarperCollins described it as "a convenient label ******* ** allows parents and bookstores and interested readers to know what is inside".
Examples of ***** in the new adult genre include ***** J. Maas's A ***** of Thorns *** Roses

"Social-problem" novels or problem novels are a sub-genre of literature focusing and commenting on overarching ****** problems.They are ********* a type of realistic fiction that ****************** depict contemporary ****** such as poverty, drugs, and pregnancy. Published in 1967, S.E. Hinton's The Outsiders is often credited as the ***** problem novel. Following this release, problem novels were popularized and dominated ****** the 1970s.