Will it be effective to do plank for less than 30 seconds?

It's hard to do a plank for more than 30 seconds. Will this work?

268 2020-03-22 Lady

popular What is the deadline for purchasing lotto?

popular Can I listen to music with Bluetooth earphones on the plane?

popular How do I recycle and recycle foil like cooking foil?

popular Why does it say that your license has expired on your phone?

popular Is hair spray not allowed on the plane at all?

Same Tag If your back hurts when you do plank,

Same Tag My back hurts a lot when I do plank. Is it normally like that?

Same Tag I've been doing plank for a few days and my stomach muscles hurt. Is it normally like that?

Same Tag Are plank and sit-ups different?

Same Tag When you do plank, you use a lot of strength above your shoulders, but is the posture wrong?

Same Time What can I eat at a convenience store when I'm on a diet?

Same Time Will it be effective to do plank for less than 30 seconds?

Same Time My weight doesn't go down from 55