The 13 Best Abs Exercises You Can Do Standing Up

5. Bends to the sides with dumbbells in a standing position

• Hold a heavy dumbbell (or two regular ones) in one hand. 
• Legs shoulder-width apart, bend the body at the waist to the right. 
• Tighten your body to return to an upright position. 
• Perform to the right side for 60 seconds, then to the left side for 60 seconds. 
• Then alternately in both directions for 60 seconds. 
• But be very careful with this standing abs exercise, it pumps your lateral abdominal muscles well. 
• This can make the waist wider. 
• Therefore, in the fight for a narrow waist, it is better to refuse it.