I found this on one of those "crazy ConSpiRaCy SiTes" but thankfully, they cited the source.
The crazy site, watch out, full of stuff.
Associations of BMI with COVID-19 vaccine uptake, vaccine effectiveness, and risk of severe COVID-19 outcomes after vaccination in England: a population-based cohort study
Using BMI categories, there is evidence of protection against severe COVID-19 in people with overweight or obesity who have been vaccinated, which was of a similar magnitude to that of people of healthy weight. Vaccine effectiveness was slightly lower in people with underweight, in whom vaccine...
www.thelancet.com
The crazy site, watch out, full of stuff.
Vaccination Increases Infection Risk by 44%, Oxford Study Finds – The Daily Sceptic
People who received two doses of COVID-19 vaccine were 44% more likely to be infected, a study from Oxford University on English data for 2021 has found, contradicting the basis of global vaccine policy.
dailysceptic.org