Ep 5. The Perspiration Implementation

Sheldon is dealing with a professional crisis as he realizes that he hasn't accomplished as much as he had hoped to by this point in his life. He decides to take a break from his work to focus on his physical health, and enlists the help of his friends to do so. As the group begins a fitness routine, tensions rise as each member struggles with their own physical limitations and insecurities. Meanwhile, Bernadette and Howard try to come up with a way to deal with the fact that their house is too small for their growing family. With a little help from Sheldon, they come up with a unique solution that just might work. In the end, the group rallies around each other and reminds themselves that they are capable of achieving anything they set their minds to.