Rena Malik, MD Podcast: Optimizing Health, Sex & Relationships with Science Backed Tips from Leading Experts How big is the average penis? (it's not as long as you think!) (YouTube Replay)
Jun 26, 2025
The discussion dives into the science of average penile size, exploring how genetics and environment influence measurements. It tackles common misconceptions about what constitutes an average size, reassuring listeners that size concerns are often exaggerated. Emphasis is placed on self-confidence and pleasure over measurements, offering insightful tips for enhancing sexual experiences. The episode ultimately demystifies size anxieties, promoting a healthier perspective on body image and intimacy.
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Penile Length Factors
- Penile length is mainly determined by genetics but also influenced by environment and hormones.
- Its size can vary based on arousal, temperature, anxiety, and health conditions like diabetes or hypertension.
Average Penis Size Data
- Average flaccid penis length is about 3.6 inches (9.1 cm), average erect or stretched length is about 5.1 to 5.2 inches (13.1 to 13.2 cm).
- Measurements were done by health professionals in a large study of over 15,000 men.
Misconceptions About Size
- Many men overestimate the average penis length and believe 6 inches is average.
- Most men think they should be longer than average, causing unnecessary anxiety.