While you didn't provide any following sources, healthy sources of energy for humans are usually considered to be different types of fruits and vegetables, lean meats, wholewheat grains, nuts, seeds, and healthy oils. All these constitute a healthy human diet and are a healthy source of energy.
Answer:
More kids are not participating due to financial reasons than health issues.
They could take a number of medications that would help.
Statin- Which lowers the livers production of cholesterol.
Vasodilator- Which widens blood vessels.
Or Blood thinners- Which helps prevent or dissolve blood clots.
