Arlington Heights man found unresponsive at fitness club Thursday night

The Arlington Heights Police Department is investigating after a 40-year-old Arlington Heights man was found unresponsive at the Forest View Racquet & Fitness Club Thursday night, police said.

The man was pronounced dead at 10:40 p.m., and autopsy results from the Cook County Medical Examiner are pending.

The Forest View Racquet & Fitness Club is not commenting at this time.

Police say they don't suspect criminal activity was involved in the man's death.