As Voluptuous Joan Holloway On 'Mad Men,' Hendricks Embodies Calm Professionalism. But How Does She Stay Self-Assured In The Face Of Constant Hollywood Scrutiny? Here Are Christina Hendrick’s Six Secrets To Stay Healthy & Confident Exercise With A Buddy Get Comfortable In The Kitchen. Break Out Of Your Workout Routine. Protect & Take Care Of Your Face. Dance Every Day. Keep Yourself Checked In Terms Of Food & Fitness