To keep on track means to stay focused and follow the right path or plan to achieve a goal or objective. It means not getting distracted or deviating from what needs to be done. Full definition
I make my boys lunch every day to help keep them on track with healthy eating, but am always looking for good options to reduce disposable products. (thelunchtray.com)
These are just the things that I find help keep me on track with my fitness goals. (alittlecattleya.com)
These targets can help keep you on track for becoming debt - free and accumulating sufficient retirement savings by retirement to fund your retirement expenses. (moneysense.ca)