do something for me?!

so.....decided to take dogs on walk...(GOOD IDEA) walked and walked and walked. layed down on grass and watched clouds (GOOD IDEA)....walked and walked some more (GOOD IDEA)....came to a park (GOOD IDEA)  swung on the swingset...(OK, grown woman swinging on swingset, just goofball having fun).... then decided to hang upsidedown...(see above parenthesis statement).....tried to get down from hanging upsidedown...."SMACK" goes brain on metal rung....(BAD IDEA)  concussion???