06/29/2026
Many people feel like it has become harder to focus lately.
Constant stimulation from short-form content, notifications, multitasking, and rapid information intake trains the brain to expect frequent shifts in attention.
Over time, sustained focus can begin to feel more difficult — not because the brain is failing, but because it is adapting to the environment around it.
Source:
Gloria Mark, PhD — Attention Span Research (University of California, Irvine)