I'm thinking about becoming a Certified Personal Trainer. This program is supposed to be well-respected (although it actually seems to be pretty simple/easy). Has anyone done this? ACSM Certification | Health & Fitness Professional Certification
OK, it's a little off-topic but, who wants to become a field hockey coach? https://www.teamusa.org/USA-Field-Hockey/Features/2019/September/23/NFHS-Learning-Center-Releases-Revised-Online-Courses
It's my side gig now. At the moment I'm specializing in high school soccer - moving kids from HS to D2/D1 college programs. I thought the program was just ok. Basic.
concussion education - online certificate https://news.umich.edu/concussion-education-u-m-offers-online-certification-general-interest-teach-out/