Plank times vary by age for core strength

Fitness experts recommend specific plank durations based on age, ranging from 1-2 minutes for those in their 20s and 30s to 20-30 seconds for those 60 and older. This indicates core strength and overall fitness. These plank times, as suggested by a Life Time fitness leader, are meant to improve core strength, posture, and balance, engaging multiple muscle groups. Regular planking can also boost metabolism and prevent injuries. The article emphasizes the importance of listening to your body and modifying planks as needed, especially if you have injuries. It also provides tips on proper form and how to gradually increase plank duration.