- Mental Health Awareness Week 2022: Highlighting experiences, voices in sport
The England international made only 17 league appearances this season after suffering a setback in his recovery from a quadriceps injury and breaking a toe.
"On a personal note I have had to dig deep within myself at times this season and have endured some of the most difficult times of my career and my life to date," Calvert-Lewin said in a post on Instagram.
"To all the young kings suppressing emotion I advise you to talk, to a friend, family member or someone that will listen, talking saved my life.
"It will make you realise things are never as bad as they seem, and you'll discover that the paradox of true strength is being able to face your weaknesses."
Everton ended the season placed 16th in the Premier League to continue their 68-year top-flight stay.