Tim Ferriss had Dr. Dom D&#x27;Agostino on his podcast late last year[1], where they talked about this subject in-depth. I thought it was a fascinating conversation and a great introduction to the topic.<p>[1]: <a href="http:&#x2F;&#x2F;fourhourworkweek.com&#x2F;2015&#x2F;11&#x2F;03&#x2F;dominic-dagostino&#x2F;" rel="nofollow">http:&#x2F;&#x2F;fourhourworkweek.com&#x2F;2015&#x2F;11&#x2F;03&#x2F;dominic-dagostino&#x2F;</a>