Sir Elton John's friends are reportedly concerned about his health as the 77-year-old tackles a packed schedule despite ongoing challenges, including vision loss from a severe eye infection.

Maple Valley's multiple-Grammy Award-winning roots rocker scored an Oscar nomination for "Never Too Late," written with Elton John, Bernie Taupin and Andrew Watt.

Capturing Sir Elton John’s 50-year career is a herculean task. Good thing his husband, David Furnish, and filmmaker R.J. Cutler were up for the challenge. “Elton John: Never Too Late,” one of the ...