K-pop singer and rapper J-Hope performed his new single "Sweet Dreams" on "The Tonight Show Starring Jimmy Fallon" Monday.

We asked Dr. Wolgast six questions about sleep—how much you should get, the obstacles in the way of a good night’s sleep and what you ... young adults should be getting 9.25 hours per night. Very few ...

A smooth fusion of R&B, pop, and hip-hop, “Sweet Dreams” pairs j-hope’s effortless melodic flow with Miguel’s signature velvety vocals, creating an ethereal, late-night groove. The song continues the ...