Demi Lovato is one talented singer, but she is not shy about her own personal struggles with mental illness and bullying. This is why Demi took it upon herself to use the platform and fame to bring light to the issue of bullying both in cyberspace and in schools, as well as supporting talks about mental health and her own personal struggle with bipolar disorder. Lovato is also the ambassador for Free the Children and We Day, both of which are organizations that support youth.
Staying fit is certainly a commitment. Besides doing the physical training, there are some other factors to consider, like nutrition