Hmm so you're telling people what to do and telling them to think for themselves at the same time. You only listed illegal drugs, what about medications, food,

Hmm so you're telling people what to do and telling them to think for themselves at the same time. You only listed illegal drugs, what about medications, food, etc? Humans evolved because of mutagens in our diet. The paper literally points out that even if you try to preserve your body, age is the biggest factor in degradation - in the end there is no "safe".