Former NBA star Michael Jordan has sparked health concerns among fans after he was spotted at a Champions League game on Thursday (September 19). During the match, which saw AS Monaco beat Barcelona by two goals to one, the 61-year-old basketball legend was pictured with glassy, orange-colored scleras – the part of the eye meant to be white.

Michael Jordan has some fans worried he may be enjoying his European vacation a little too much. The NBA legend took in the UEFA Champions League match Thursday between AS Monaco and FC Barcelona at the Louis II Stadium in Monaco along with his wife, Yvette Prieto, though the 61-year-old’s yellow eyes raised concerns.

Michael Jordan has been something of a globe trotter during his post-playing days in the NBA. The 61-year-old basketball legend and NASCAR owner made his latest public appearance at a sporting event on Thursday, popping up at a Champions League match between Barcelona and AS Monaco at Stade Louis II Stadium.