Sex Scientist: Phone Addiction Is Killing Your Sex Life More Than Porn!
Dr. Reena Malik, a urologist and sex researcher, discusses the four pillars of sexual health—fuel, strength, environment, and confidence—and how modern lifestyle factors like phone addiction, stress, and poor sleep are contributing to declining sexual activity. She covers topics ranging from erectile dysfunction as a cardiovascular warning sign to testosterone decline, penis enlargement myths, and the importance of communication between partners.
Summary
Dr. Reena Malik, described as the world's most watched urologist, joins the podcast to explore why sexual activity is declining—particularly among young adults—and what people can do to improve their sexual health. She structures her advice around four pillars: fuel, strength, environment, and confidence.
On the topic of declining sex rates, Dr. Malik argues that modern distractions—especially smartphones and constant digital stimulation—have crowded out the mental and physical space needed for sexual desire and arousal. She notes that young people increasingly meet through apps and hookup culture, leading to mediocre first-time sexual experiences and a lack of follow-through. She also discusses the rise of rough sex practices like choking among young people, suggesting many engage in these acts not out of genuine desire but out of perceived normalcy.
The first pillar, fuel, focuses on diet. Dr. Malik cites a study of 20,000 men showing that adherence to the Mediterranean diet correlates with a 22% lower risk of erectile dysfunction. She highlights specific foods including pistachios, blueberries, citrus fruits, and fiber-rich foods as beneficial for erectile and vascular health.
The second pillar, strength, covers cardiovascular exercise, resistance training, and pelvic floor health. She states that 150 minutes of moderate-intensity cardio per week produces the same improvement in erectile function scores as taking Viagra. Resistance training that maintains muscle mass is associated with men being three times less likely to have erectile dysfunction. The pelvic floor is described as critically underappreciated—tight or dysfunctional pelvic floor muscles can cause erectile dysfunction, premature ejaculation, pain during sex, and difficulty achieving orgasm in women.
The third pillar, environment, addresses stress, sleep, endocrine-disrupting chemicals, pornography, and social influences. Dr. Malik notes that just one week of sleeping five hours per night instead of eight can drop testosterone by 15%—equivalent to a decade of aging. Sleep apnea, if treated, can increase testosterone by up to 200 nanograms per deciliter. On pornography, she argues the issue is not quantity consumed but the emotional relationship with it—guilt and compulsive use are the real problems, not viewing itself. She also notes that the social environment matters: men who normalize sexless relationships with friends tend to deprioritize sex themselves.
The fourth pillar, confidence, involves sexual knowledge and communication. Dr. Malik emphasizes that most people are never taught how to discuss sex with a partner, leading to assumptions and unmet needs. She recommends introducing novelty—not necessarily extreme acts, but small variations—to maintain sexual engagement, drawing a parallel to the concept of a 'flow state.' She discusses toys, the coital alignment technique for increasing female orgasm rates, and the fact that only about 15% of women orgasm through penetration alone.
The conversation also covers male anatomy and the 'use it or lose it' principle—without regular erections or clitoral engorgement, tissue fibrosis and shrinkage can occur over time. Erectile dysfunction is described as a 'canary in a coal mine' for cardiovascular disease, with data suggesting that men with organic erectile dysfunction face a 14% chance of heart attack within seven years.
On testosterone, Dr. Malik explains a 25% population-level decline since the late 1990s, attributing it to obesity, insulin resistance, endocrine-disrupting chemicals, and poor diet. She cautions against assuming more testosterone is better, noting that super-physiologic levels carry serious cardiovascular risks, and that testosterone replacement therapy causes infertility in approximately 70% of users within 18 months. She distinguishes TRT from anabolic steroids, warning that the latter carries a 122 times higher risk of cardiac death.
The episode also covers squirting (affecting roughly 40% of women, chemically distinct from urine but bladder-derived), penis enlargement (traction devices showing approximately 2cm gains over three to six months, while jelking is dangerous), Ozempic's potential to reduce sexual desire via reward pathway suppression, and strategies for couples to begin difficult conversations about sex.
About this episode
Is your sex life bad? Dr Rena Malik walks you through every single sex question you're too nervous to ask - from testosterone, porn, and erectile dysfunction, to libido and stress! The Better-Sex Doctor Rena Malik is a urologist, pelvic surgeon, and sexual health expert who helps millions better understand sexual health and taboo topics through science-based education and honesty. She is also the author of her upcoming book 'The Hard Truth'. She explains: ◼️Why bad sex is often a sign your overall health is breaking down ◼️Why erectile dysfunction can be an early warning sign of heart disease ◼️The 4 pillars that control your sex life: fuel, strength, environment, and confidence ◼️How porn, masturbation habits, and performance anxiety can rewire arousal ◼️What low testosterone actually feels like, and when TRT is a mistake Chapters 00:00:00 Intro 00:03:37 Why Are People Having Less Sex? 00:05:45 Why Is Rough Sex Increasing? 00:06:56 Is Dopamine Ruining Your Sex Life? 00:09:22 How Do You Find What Turns You On? 00:11:30 Why Does Performance Anxiety Kill Intimacy? 00:14:14 Why Do Couples Stop Having Sex? 00:17:36 What Is The Best Diet For Erectile Dysfunction? 00:20:37 What Are The Best Exercises For Sexual Performance? 00:28:09 What Can Erectile Dysfunction Signal? 00:30:39 Why Does Porn Work But Real Sex Does Not? 00:34:05 Why Do Morning Erections Matter? 00:41:04 How Does Stress Affect Your Sex Life? 00:42:59 How Does Sleep Affect Testosterone? 00:45:06 Do Microplastics Affect Hormones? 00:49:46 How Does Porn Affect Relationships? 00:52:49 Ads 00:54:51 Should Couples Use Sex Toys? 00:56:38 Can Sex Toys Become Addictive? 00:59:12 What Are The Best Positions For Female Orgasm? 01:00:30 What Is Squirting? 01:02:38 Why Does Sex Cause UTIs? 01:04:08 Why Do Humans Have Orgasms? 01:05:06 What Are Non Genital Orgasms? 01:08:37 Why Is Testosterone Declining? 01:10:45 Does Testosterone Affect Fertility? 01:14:29 What Are The Risks Of Anabolic Steroids? 01:16:35 Does TRT Affect Fertility? 01:23:18 How Does Body Image Affect Sexual Pressure? 01:25:20 Ads 01:27:22 Does Penis Size Matter? 01:31:17 Do Penis Enlargement Methods Work? 01:35:54 What Are The Toughest Cases Doctors See? 01:38:01 How Much Does Vaginal Size Vary? 01:39:12 Why Does Sex Feel Different With Each Person? 01:40:48 Can You Predict Penis Size? 01:41:31 Do GLP 1 Drugs Affect Libido? 01:44:25 How Do You Talk About Sex With Your Partner? 01:50:59 What Do Sexual Fantasies Mean? 01:56:23 What Should You Do If You Have Lost Hope? Independent Research: https://stevenbartlett.com/wp-content/uploads/2026/04/DOAC-Rena-Malik-Independent-Research-Further-Reading.pdf Follow Dr Rena: Instagram - https://link.thediaryofaceo.com/9eD5dDG X - https://link.thediaryofaceo.com/BDcDWi8 YouTube - https://link.thediaryofaceo.com/CTzkeOx Website -https://link.thediaryofaceo.com/TyaRNr You can pre-order Dr Rena’s book ‘The Hard Truth: Everything Men Need to Know for Good Health, Great Sex, and Long Life’, here: https://link.thediaryofaceo.com/FQSv9xe Enjoyed the episode? Share this link and earn points for every referral - redeem them for exclusive prizes: https://doac-perks.com The Diary Of A CEO: ◼️Join DOAC circle here - https://doaccircle.com/ ◼️Buy The Diary Of A CEO book here - https://smarturl.it/DOACbook ◼️The 1% Diary is back - limited time only: https://bit.ly/3YFbJbt ◼️The Diary Of A CEO Conversation Cards (Second Edition): https://g2ul0.app.link/f31dsUttKKb ◼️Get email updates - https://bit.ly/diary-of-a-ceo-yt ◼️Follow Steven - https://g2ul0.app.link/gnGqL4IsKKb Sponsor links: Wispr - Get 14 days of Wispr Flow for free at https://wisprflow.ai/steven Ketone - https://ketone.com/STEVEN for 30% off your subscription order Fiverr - https://fiverr.com/diary and get 10% off your first order when you use code DIARY Cometeer - https://cometeer.com/steven for $30 off your first order *Steven is an investor in this business
Key Insights
- Dr. Malik argues that smartphone and digital distraction have eliminated the mental space necessary for sexual arousal, making sex increasingly mechanical and mindless rather than emotionally engaged.
- Dr. Malik states that 150 minutes of moderate-intensity cardiovascular exercise per week produces equivalent improvements in erectile function scores as taking Viagra, making it a viable non-pharmaceutical option.
- Dr. Malik claims that just one week of sleeping five hours per night instead of eight causes a 15% drop in testosterone—equivalent to the hormonal decline associated with ten years of aging.
- Dr. Malik describes erectile dysfunction as a 'canary in a coal mine' for cardiovascular disease, arguing that organic erectile dysfunction typically precedes heart disease by three to five years, with 14% of affected men experiencing a heart attack within seven years.
- Dr. Malik asserts that men who maintain muscle mass through resistance training are three times less likely to develop erectile dysfunction compared to men who do not.
- Dr. Malik argues that the problem with pornography is not the quantity consumed but the emotional and psychological relationship with it—guilt, compulsive escapism, and habituation to specific stimulation are the real functional risks, not viewing frequency per se.
- Dr. Malik states that approximately 52% of men over 50 have erectile dysfunction, and that the prevalence increases by roughly 10 percentage points each decade thereafter.
- Dr. Malik explains that testosterone replacement therapy causes infertility in approximately 70% of users within 18 months, and that sperm count reductions can appear as early as 10 weeks after starting treatment.
- Dr. Malik argues that pelvic floor muscles are widely underappreciated in sexual health discussions, noting that tight or dysfunctional pelvic floor muscles—not just weak ones—can cause erectile dysfunction, premature ejaculation, painful sex, and difficulty achieving orgasm.
- Dr. Malik claims that men who have sex once a week live 49% longer than men who have sex once a year, and that for every 100 orgasms men have, life expectancy increases by approximately 13%.
- Dr. Malik contends that average erect penis length is approximately 5.3 to 5.5 inches, that most women are satisfied with average or near-average size, and that only about 15% of women orgasm through penetration alone—making clitoral stimulation far more reliably important than penile size.
- Dr. Malik warns that GLP-1 medications like Ozempic, by acting on the brain's reward pathway, may theoretically reduce sexual desire as a side effect—similar to how they reduce cravings for food, alcohol, and gambling—though robust data does not yet exist.
- Dr. Malik explains that testosterone levels have declined approximately 25% since the late 1990s, attributing this to rising obesity (which increases aromatase activity converting testosterone to estrogen), insulin resistance, endocrine-disrupting chemicals, and ultra-processed food consumption.
- Dr. Malik argues that anabolic steroid use for muscle-building purposes carries a 15 times higher risk of premature heart failure and a 122 times higher risk of cardiac death compared to natural testosterone levels, distinguishing this sharply from medically supervised testosterone replacement therapy.
- Dr. Malik describes performance anxiety as self-reinforcing: the fear of not achieving an erection activates the sympathetic nervous system, which physiologically prevents arousal, creating a cycle that she recommends breaking through sensate focus—deliberate physical exploration that removes penetration as a goal.
Topics
Transcript
A huge number of businesses have spent the last few years adopting AI, and my company, steven.com, is no different. But here's the thing, most companies actually have no idea whether or not it's working for them. Their teams might be using AI, they might be spending money on AI, and their leaders might be telling the board that they are an AI-enabled business, but they'd also likely struggle to explain where in the business AI is helping. The issue is there's no easy way to see whether it's delivering value or working effectively unless you're using our sponsor, Liridin, which runs seamlessly as a browser plugin or desktop agent and shows you exactly how AI is being used across…
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