Justin Bieber has shared a new Instagram video rapping about flying 'high,' days after his representative denied 'salacious' rumors that the musician is using drugs following recent concerns about his behavior.

Justin Bieber is not using drugs, reps confirm to Rolling Stone after speculation and concerns began circulating about his mental and physical health.

Justin Bieber’s representative is shutting down speculation about the singer’s health. After Bieber - a new dad to a young infant - appeared tired and a bit thinner in recent photos, some commenters online raised questions about his well-being.