You would be worth listening to if you weren't some anonymous nobody on social media arguing against virtually every public health and infectious disease expert in the world.

Don't get your covid information from trolls and bots on social media folks. Get it from experts:

See "General Prevention Measures" at the U.S. National Institutes of Health https://files.covid19treatmentguidelines.nih.gov/guidelines/covid19treatmentguidelines.pdf

See https://www.quebec.ca/en/health/advice-and-prevention/accidents-injuries-and-diseases-prevention/steps-limiting-spread-respiratory-infectious-diseases-1

See http://www.bccdc.ca/Health-Info-Site/Documents/COVID-19_vaccine/COVID19_personal_toolkit.pdf

See https://www.health.state.mn.us/diseases/coronavirus/prevention.html

See https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_ABX_Guide/540747/all/Coronavirus_COVID_19__SARS_CoV_2_#4.5