younger population has better immune system than an older one. They likely aren’t on various Medication that is interfering with immune response.
as you get older your metabolism changes and you gain weight. You also develop other medical conditions which make it harder. Anyone who is blaming being overweight is not doing actual analysis.
based on current definitions of BMI pro athletes in the nfl who are 6-4+ are classified as obese by BMI. Being overweight is not well defined. There has been much research in peop,e are very healthy but might not be viewed as such because they didn’t fit an ideal.
the way they found Covid exists was when people who didn’t have any medical conditions and young got deadly sick.