Diets high in processed sugars cause energy spikes and crashes.

A "flow state" is when you are so absorbed in a task that time disappears. Modern life, with its constant pings and notifications, makes entering flow almost impossible. 4. Physical Factors

The brain "cleans" itself during sleep; without it, focus fails.

Our focus didn't just drift away—it was taken. Hari identifies 12 deep systemic factors, ranging from the design of big tech to the way we eat and work, that have sabotaged our ability to sustain attention. 🏗️ The Three Levels of Attention Hari categorizes focus into three distinct layers: