The skeptical husband completely blows off his last challenge and the wife goes off the edge and starts peddling magical elixirs. 

A skeptical husband takes a food sensitivity test.  Will he discover previously unknown sensitivities to certain foods?  Or are all his issues from his unhealthy diet?  Tune in to hear what celebrity doppelgangers the skeptic has, hear a few bars from a Johnny Cash song, or learn about the inner workings of the skeptic's GI tract.

The tables have turned... The Old Wife has accepted the challenge of resistance training.  Will she increase her strength and endurance with weight training or will her body break down under the pressure of too much weight?

A skeptical husband returns to his high school football weight room regime.  Will he relive his glory days?  Or will he end up bent and broken?

A skeptical husband tries different types of "meat free" diets.  Will he embrace his inner herbivore?  Or will this be the worst (food related) two weeks of his life?

A skeptical husband tries Tai Chi.  Will he become one with the universe and successfully center his Chi?  Or will he end up dislocating his yin from his yang?

A skeptical husband tries out cleanses...  Will the cleanse purge all toxins from his body and make him feel like a new man?  Or will the side effects of the cleanse outweigh the advertised benefts?

A skeptical husband attempts social connectivity.  Will he resurrect long lost friendships?  Will he have meaningful emotional conversations with friends from his past?   Or will this experiment result in increased isolation and awkward video chats with his dad's ear?