Killifish

A study on killifish by the Max Planck Institute revealed that older fish are stuck in a fasting state due to changes in adipose tissue. Activating a specific subunit of AMP kinase restored their health and longevity, hinting at new methods for promoting healthier aging in humans.Genetic switch rescues aging fish from continuous fasting trap.Fasting interventions, which involve alternating periods of fasting and refeeding, are generally thought to improve health. But these interventions don’t work as well in old…