This is super cool for planks ... you can play games (flying..
Added 2020-07-01 08:40:58 +0000 UTCThis is super cool for planks ... you can play games (flying, packman, space invaders, jumping etc...) while doing it so you can last longer. I only started the other day, but I can now plank for 2.5mins which is getting better. How long can you do?
