ZhiKe AI

Jun 18, 2026 · User Experience Design

The 7±2 Memory Limit: How Chunking Lets You Overcome Brain Capacity

Everyday forgetfulness—missing phone digits, skipping items on a shopping list—stems from the brain's limited working‑memory capacity of about 7±2 chunks, a constraint that can be mitigated by grouping information into meaningful chunks, a principle widely used in UX design.