2️⃣ IRNA information I discover the secret of involuntary laughter; The human brain has two separate neural networks for laughter.

2️⃣ IRNA information I discover the secret of involuntary laughter; The human brain has two separate neural networks for laughter.

Researchers have discovered that human laughter has two distinct neural networks: an old, instinctive one associated with feelings of happiness, and a newer, voluntary one used for social communication.