Embryonic and Induced Pluripotent Stem Cells Have Genetic Problems

A doctor discusses why embryonic stem cells and IPS cells have problems that make their mass production potentially worrisome and why using the patient's own adult stem cells is likely allot safer.

Fatty Atrophy of the Rotator Cuff can’t be Reversed by Successful Shoulder Surgery

A doctor discusses fatty muscle atrophy in rotator cuff tears and reviews the research showing that this type of muscle weakness predicts a poor recovery from rotator cuff repair surgery. The possible role of stem cell injections in helping this condition is also discussed.