Research suggests these sounds can activate the parasympathetic nervous system, reducing heart rate and inducing a "calmer physiological state".
Some experts believe ASMR triggers activate brain regions associated with affiliative behaviors like grooming and bonding, mirroring the comfort of being near someone you trust. The Concrete Hallway Aesthetic unpredictable noises that fragment attention
Human brains are naturally wired to respond to rhythmic consistency. Unlike jarring, unpredictable noises that fragment attention, the steady pace of footsteps creates a "pattern of familiar consistency with subtle unpredictability". This balance keeps the brain just engaged enough to prevent mind-wandering while remaining subtle enough to act as an "audio anchor" for focus or sleep. unpredictable noises that fragment attention