Unlocking the Power of Peptides: Benefits and Risks Explained

The video discusses how animals, including humans, have a system that responds to sunlight by darkening their hair or skin color in the spring. This system is linked to increased dopamine levels and libido, leading to breeding in the warmer months. This phenomenon is observed in various animals with pale winter coats that darken in the spring. The system is well-conserved across species, indicating its importance in regulating seasonal behaviors. It also suggests that a similar mechanism exists in humans to some extent. #vizard