If you put your mind to something, you'll achieve it. This is the tale of one woman in China who decided she had enough of being unfit. She transformed herself from couch potato to a gorgeous fitness instructor in three years. In the process, she lost almost half her body weight.

We can't find her name, but she originally weighed close to 100 kg.

In 3 years, she managed to bring it down to just 50 kg. This is what she used to look like:

She managed to do all of that through discipline in exercise. Check out a side by side comparison of before and after pictures:

She's also now a fitness instructor, and is being hailed as the 'Goddess of Fitness'.

She definitely proves that all you need is determination.

Are you gymspired yet?