Mings, who replaced injured Harry Maguire in England’s first two group matches against Croatia and Scotland, felt overwhelmed by the pressure in preparation for the tournament.
The 28-year-old struggled with supporters and experts questioning his credentials as one of the few players in the England squad without tournament or Champions League experience.
“I struggled as we approached the opener against Croatia,” Mings said. The sun.
“I think I’m much more hardened to outside influences now, but my sanity has collapsed. And I have no shame in admitting it because there were so many unknowns about me going to this game.
“I was probably the only name on the roster that people thought, ‘I’m not sure about him.’ And that was something I had to overcome.
“When 90% to 95% of your country has doubts about you, it is very difficult to prevent it from interfering with your own thoughts.
“So I worked a lot on this with my psychologist. I’ve been given a lot of coping mechanisms – be it breathing, meditation, or just learning to put myself in the present moment. Stop letting your subconscious take over.
” It was hard. I didn’t sleep very well before this first game. ”