The balance of payments | international economics

The balance of payments consists of the current account, the capital account, and the financial account. Explain these three different accounts of the balance of payments. Then, consider how the United States has been a trade deficit country for over 50 years. Is it economically healthy for the United States to be a long-term trade deficit country? Finally, how can the U.S. balance of payments be 0 or close to 0 (with a small statistical discrepancy) when the United States is a trade deficit country? Explain in detail.