Times reporters answer reader questions about the war, the economy and more.

© Associated Press

Cuban health care was once the pride of the island. Now the U.S. oil blockade is upending even basic medical care.

© Jorge Luis Baños for The New York Times

There are lots of follow-on risks once children start getting vaccine-preventable diseases.

Readers react to the Times investigation of the labor leader and civil rights icon. Also: A decision on vaccines; shielding lawyers.

In Ohio after a toxic chemical accident, finding common ground in the country’s health wars.