AI Insight
A large-scale study has found that the current recommended 150 minutes per week of moderate-to-vigorous exercise provides only modest cardiovascular protection against heart attacks and strokes. The research suggests that substantially greater heart health benefits may require approximately 560 to 610 minutes of weekly exercise, equivalent to 9 to 10 hours of activities like brisk walking, running, or cycling. This represents nearly four times the current guideline amount for optimal cardiovascular disease prevention.
Why it matters
These findings could prompt a reevaluation of current public health exercise recommendations for cardiovascular disease prevention. The results suggest that individuals seeking maximum heart protection may need to engage in significantly more physical activity than currently advised, which has implications for both clinical guidelines and individual fitness planning.
Understand the Science
Getting the recommended 150 minutes of moderate-to-vigorous exercise each week may offer only modest protection against heart attacks and strokes. A large study suggests that substantially greater benefits may require roughly 560 to 610 minutes a week—nearly 9 to 10 hours of brisk walking, running, cycling, or similar activity.
Source: Scientists reveal how much exercise you really need to protect your heart