Doctor reveals how protein supports longevity and healthy aging Physician and wellness influencer Dr. Gabrielle Lyon joins ‘Fox & Friends’ to explain why protein is critical for maintaining a strong, healthy body. NEW You can now listen to Fox News articles! As the market for protein alternatives evolves, scientists are testing hybrid approaches that blend traditional and novel sources — but not everyone's convinced it's the recipe for the future. A new research review from Tufts University and