WE do know that obesity increases the risk of developing cancers. It has been studied and well documented that obesity increases immune aging, tumor progression and even other proteins.
What is more paradoxical is that obesity or excess weight helps immunotherapy drugs kill cancer cells.
This study was done in mice and more needs to be done. The same study was mirrored in man. Those cancer patients with a higher body mean index had better survival than those lean cancer patients.
It was found that there was a difference in T cell function in obvese and non obese individuals.