Why You Don’t Follow Through on Your Health Goals — and How to Fix It

What It Covers

Behavioral psychologist Samantha Imber explains four habit hijackers that prevent people from following through on health goals and provides research-backed psychological tactics to overcome motivational, relational, environmental, and cognitive barriers to lasting behavior change.

Key Questions Answered

• •Temptation Bundling: Pair undesirable activities with pleasurable ones to boost adherence by over 50%. Study participants who listened to audiobooks only during gym visits exercised 50% more frequently than control groups, making the strategy effective for activities lacking intrinsic motivation like cardio exercise.
• •Sleep Restriction Therapy: Limit time in bed to actual sleep duration, then gradually extend by 30-minute increments. Starting with six hours in bed retrains the brain to associate bed with sleep rather than rumination, proving highly effective for psychological insomnia when physiological disorders are ruled out.
• •VILPA Strategy: Incorporate one to two minute bursts of vigorous intermittent lifestyle physical activity three to four times daily. Research shows this approach reduces all-cause mortality by 40%, achieved through activities like sprinting to catch transport or playing actively with children rather than structured exercise sessions.
• •Post-Meal Walking: Walk for ten minutes approximately 30 minutes after eating to stabilize blood glucose levels. Timing matters because moving too early delays glucose spikes rather than reducing them, while walking during digestion allows muscles to absorb glucose efficiently, reducing spikes from 150 to 120 mg/dL.