Washington DC, July 6 -- Legendary singer-songwriter Lionel Richie has reassured fans that he is recovering well after an onstage health scare forced him to postpone the opening dates of his North American 'Sing a Song All Night Long Tour, according to E! News.

The 77-year-old music icon shared a health update on Instagram on July 4, a week after experiencing a dizzy spell during his opening-night performance in St. Paul, Minnesota, which led to the postponement of his scheduled concerts in Illinois and Ohio.

"Thank you for every message, every kind word, and for all your love," Richie wrote. "I'm doing well, and I'm grateful for all of you."

Despite the setback, Richie returned to the stage for his June 30 concert in Pittsburgh and Ju...