While various factors contribute to health, fitness remains exceptionally important, according to fitness expert Jillian ...

Jillian Michaels is a mom to two kids that she adopted ... While Michaels and Rhoades announced their split in June 2018, the pair still co-parent their two children together.

ET spoke with the fitness trainer about her recent COVID-19 diagnosis and The Jillian Michaels Fitness App. The former 'Biggest Loser' star shared a throwback pic of herself on Instagram.

Count on health and wellness expert Jillian Michaels to deliver straightforward, no-nonsense diet advice. She shared it all with E! News, starting with the biggest food mistake she sees people make.