An estimated 70% of Americans are suffering with gum disease right now, and according to a pair of dental experts in Texas, this fact is largely due to how the toothbrush is held—specifically the position of the arm, wrist and hand, while brushing. To that end, Dr. Mike Smith, DDS, and dental hygenist Mike Davidson have created the MD Brush, a specially designed toothbrush engineered to put an end to gum disease. With two US patents, the MD Brush is an ergonomically-designed toothbrush specifi...