If confirmed, Makary would run one of the nation's leading health agencies, overseeing the regulation of food and drugs.

Should Marty Makary take the reins at the FDA, transitioning from gadfly to the head of an agency that regulates a fifth of the U.S. economy, he would have to engage in the thorny challenges of governing.

Marty Makary, a career surgeon and President Trump’s nominee to run the Food and Drug Administration (FDA), faced senators in his confirmation hearing on Thursday, aligning himself with the Make America Healthy Again agenda but stopping short of outright endorsing some recent,