Why Descartes believed we can be more certain about soul than body?

The meditations represent descartes effort to defeat skepticism by showing that if one proceeds to systematically consider the matter there are truths which one simply cannot doubt he closes this by using a method of doubt and a method of analysis jointly descartes account of the relation of the mind and the body this involves three topics mind body dualism proofs for the real distinction between mind and body and two way casual interaction