India, Feb. 16 -- R&B singer Ray J performed at "An Intimate Valentine's Day Concert" in Shreveport, Louisiana, on Saturday. Videos from the event quickly circulated online and raised concerns among fans about his health.

In one clip, the 45-year-old artist is seen wearing sunglasses as what appeared to be a drop of blood ran down his cheek. It is unclear whether the substance was due to a genuine injury or part of a stage effect, but the incident quickly fueled speculation online.

Some social media users also claimed that Ray J briefly unzipped his jumpsuit during the performance, revealing what looked like a medical dressing on the upper left side of his chest. This led to speculation that he may have recently worn a heart monitor or ...