Those that are lactose intolerant can have milk without the lactose in it but those with milk allergies can't have milk at all unless they take some kind of special medication for it.
Answer:
difficulty focusing due to competing sensory input.
extreme irritability.
restlessness and discomfort.
urge to cover your ears or shield your eyes from sensory input.
feeling overly excited or “wound up”
stress, fear, or anxiety about your surroundings
I think its the system cell mah dude in other words its the T-CELL