Stress causes disproportionate racial effects.

Tiara Johnson, a Black mom from Michigan, is working to use her voice to shine a light on postpartum cardiomyopathy, a cardiovascular disease which often goes undetected in Black women.

The sedentary habit has been linked to several health ailments, including heart disease, stroke, and diabetes. Ivan Hernandez, doctor of physical therapy and fitness enthusiast, joined Roland Martin on NewsOne Now to discuss "Sitting Disease," who is being impacted by it, and how a sedentary lifestyle may be shaving years off your life.