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Focus
beginner
Strong Evidence

Notification Shutdown Block

Disable non-essential notifications during one protected focus block to reduce interruption costs.

Time
2 min setup
Cost
Free
Equipment
None required
Min. Trial
2 weeks

Dosage & Timing

Duration
60-90 min
Frequency
Workdays
Best Time
morning

Evidence Strength

4/5 — Strong

Task interruptions create cognitive resumption costs and performance drag.

Overview

Disable non-essential notifications during one protected focus block to reduce interruption costs.

How To Do It

1

Step 1

Choose one daily focus block.

2

Step 2

Turn on Do Not Disturb and close messaging apps.

3

Step 3

Write the single task for the block.

4

Step 4

Batch messages after the block ends.

The Evidence

Each claim is linked to its source study. Confidence reflects the study design — systematic reviews and RCTs rank highest.

Task interruptions impaired performance and created measurable resumption costs.

Primary Literature

Experimental Study:The Effect of Task Interruption on Working Memory Performance (https://pubmed.ncbi.nlm.nih.gov/36451347/)

Measurable Outcomes

Interruptions per block
Task completion
Focus rating
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