Robert F. Kennedy Jr. was confirmed as President Donald Trump’s health secretary Thursday, but what exactly does the Health and Human Services Department do and what is his role?

RFK Jr. has gained a following for his questioning of vaccines. He has vowed to take on the food and drug industries and focus on chronic health conditions.

The Food and Drug Administration released on Tuesday its long-awaited proposal to require food manufacturers to put some nutrition facts on the front of packages, in a bid to nudge Americans and ...