Ryan Seacrest sparked fresh health concerns following his appearance at a charity event this past weekend. The “Wheel of Fortune” host, 51, worried some fans after taking to Instagram to share a series of snaps from this year’s Taste for a Cure fundraiser in Los Angeles on May 1. “Honored to have hosted for the third time at last night’s Taste for a Cure Event benefiting life-sustaining research at [UCLA Jonsson Cancer Center],” he wrote alongside six photos from the gala, including two with CBS president George Cheeks. Ryan Seacrest (pictured here on May 1) sparked health concerns after his appearance at a charity event. Getty Images for UCLA Jonsson Cancer Center Foundation The “Wheel of Fortune” host worried fans after sharing some snaps from this year’s Taste for a Cure fundraiser in Los Angeles on May 1. Getty Images for UCLA Jonsson Cancer Center Foundation The longtime “American Idol” host’s followers rushed to the comments section of his post to share their thoughts about Seacrest’s look.…