When Annie Brown’s daughter, Isabel, was a month old, her pediatrician asked Brown and her husband to sit down because he had some bad news to tell them: Isabel carried a gene that put her at risk for cystic fibrosis.

Related PostsHands-only CPR as effective as traditionalAs compression-only CPR has grown in use, the question has remained whether it’s as effective …Two men injured in Swansea stabbing
Police say two men were stabbed early Thursday morning after a 10-person brawl broke out at the ho…Hands-only CPR as effective as originalAs compression-only CPR has grown in use, the question has remained whether it’s as effective …Hands-only CPR equally effectiveOne man hurt, one stabbed in Swansea brawl

Original post by Scientific American Topic - Exercise and Fitness