Not being allowed to go to the gym.
Not being allowed to go outside.
Not being allowed to see family.
Not being allowed to see family when they're dying.
Being cooped up inside with your immediate family when you usually have some amount of time apart.
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Every animal ever studied fails to thrive when placed in captivity. The human subject experiments from 2020-2021 were unconscionable.
None of your other points, regrettable, discomforting and painful though they were, could have caused that surge in excess deaths.
I get that you hated the lockdowns. I’d argue most people did, but that doesn’t preclude the fact that many of the people that hated them also accepted their ‘necessity’. I put that in quotes because the necessity itself may be arguable, but the fact that many people were convinced they were necessary is not.