The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide. These roadways travel in one direction only, to keep things going where they should.
Things you need to do to take good care of your circulatory system is to Get plenty of exercise, Eat a nutritious diet, Reach and keep a healthy weight, If you smoke, quit, Go for regular medical checkups, Tell the doctor about any family history of heart problems, Let the doctor know if you have any chest pain, trouble breathing, or dizzy or fainting spells; or if you feel like your heart sometimes goes really fast or skips a beat, so that your doctor can address if you are healthy or not.
There are many effective ways that we can do to protect/take care of circulatory system. One is that we should avoid smoking and especially using drugs. Second is that we should have a healthy diet so that both systems can work properly. Third is avoid indoor and outdoor air pollution smoking also belongs to air pollution. These are some of the ways on how we can protect or take care of our circulatory system.