This is honestly great, I’m especially concerned about my parents as they get older. Though I am curious in the side effects. The flu shot now makes my arm ache

This is honestly great, I’m especially concerned about my parents as they get older. Though I am curious in the side effects. The flu shot now makes my arm ache. The Covid shot makes me extremely sick for a day though I am willing to pay the price compared to being really sick when I get Covid.