Article continues below advertisementMeghan Trainor 'Rewired' Her Brain to Have a Healthy Body ImageSource: MEGAMeghan Trainor has been candid about how she transformed her physical and mental health.Meghan Trainor's transformation began long before she gave birth to her second child.On July 1, 2023, the mom-of-two welcomed son Barry Bruce Trainor with her husband, Daryl Sabara. Before expanding their brood, the "Dear Future Husband" hitmaker got candid about developing a healthy body image by "rewiring" her brain.