May 15, 2026 You may not need hours at the gym to boost your health after all. Researchers say just 30 minutes of high-intensity exercise per week — broken into tiny bursts of effort that leave you ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Cierra Murry is an expert in banking, credit cards, investing, loans, mortgages, and real ...