What was the outcome of using stem cells for the narrator's shoulder injury?

• The pain increased significantly.

• Surgery was still required.

• The tear was completely healed.

• The injury worsened over time.

What promising development is mentioned regarding cartilage regeneration?

• Stem cells can only repair soft tissues.

• Cartilage regeneration is impossible.

• Cartilage can be regenerated using only physical therapy.

• Studies show potential for cartilage regeneration using growth factors.

Which growth factor is highlighted for its role in cartilage repair?

• VEGF

• IGF-1

• PDGF

• EGF

What is one of the broader applications of stem cells mentioned in the transcript?

• Eliminating the need for any surgery.

• Curing all types of cancer.

• Reversing aging completely.

• Treating neurological disorders.

What example is given to illustrate the success of stem cell treatments in older adults?

• An elderly person learning to run marathons.

• A person in a wheelchair walking again after treatment.

• A complete cure for Alzheimer's disease.

• A person regaining their eyesight.