Media
Podcasts & writing
Since 2018, Dr. Madeira has joined more than 20 podcast conversations on hormones, men’s health, endocrine disruptors, environmental exposures and gut health. Start with whichever topic catches your attention.
Most listened to
Endocrine disruptors and the decline in testosterone
How endocrine-disrupting chemicals in our environment are linked to falling testosterone levels, and what you can do about it. One of Dr. Madeira’s most-listened-to episodes on Spotify.
Listen on Spotify2025
Gut microbiome health
Why the gut microbiome matters for whole-body health, and practical ways to support it.
Listen on Spotify (opens in a new tab) →Testosterone, men’s health and recovery from concussion
A wide-ranging conversation on testosterone and men’s health, plus post-concussive syndrome and traumatic brain injury.
Listen on Spotify (opens in a new tab) →How biohacking is changing men’s approach to wellness
Data-driven wellness and how men are using it to take a more proactive role in their health.
Listen on Apple Podcasts (opens in a new tab) →
2023
How to increase testosterone naturally
Lifestyle foundations that support healthy testosterone levels.
Listen on YouTube (opens in a new tab) →What hormones are, and how they differ in men and women
A primer on hormones and the differences between the hormones that shape men’s and women’s health.
Listen on Apple Podcasts (opens in a new tab) →The importance of testosterone: andropause and men’s health
What andropause is and why testosterone matters for men’s long-term health.
Listen on Spotify (opens in a new tab) →
2022
Endocrine disruptors and the decline in testosterone
How endocrine-disrupting chemicals in our environment are linked to falling testosterone levels, and what you can do about it. One of Dr. Madeira’s most-listened-to episodes on Spotify.
Listen on Spotify (opens in a new tab) →Hormonal health for men
An overview of men’s hormonal health and what to pay attention to.
Listen on Spotify (opens in a new tab) →
2021
THC and male fertility
What research suggests about THC and male fertility.
Listen on YouTube (opens in a new tab) →Beer, estrogen and cancer risk
Beer as an estrogenic input in the body, and alcohol as a contributor to cancer risk.
Listen on YouTube (opens in a new tab) →Are cannabis and beer harming your health?
Cannabis and beer as endocrine disruptors.
Listen on YouTube (opens in a new tab) →Men’s health and hormone replacement therapy
Men’s health and when hormone replacement therapy may be part of the conversation.
Listen on Spotify (opens in a new tab) →Seeking support as a man
Why men often put off asking for help with their health, and why it’s worth doing.
Listen on Spotify (opens in a new tab) →Naturopathic medicine and hormone health for men
How a naturopathic approach applies to men’s hormone health.
Listen on YouTube (opens in a new tab) →
2020
Male hormone optimization
Part 2 of the show’s hormone health series, focused on men.
Listen on Spotify (opens in a new tab) →Mood, medications and “the best antidepressant”
A conversation on mood, medication side effects and the lifestyle foundations of mental well-being.
Listen on YouTube (opens in a new tab) →Hormone replacement therapy
Hormone replacement therapy and testosterone, discussed with two pharmacists.
Listen on YouTube (opens in a new tab) →Low testosterone is common, but not normal
Why low testosterone has become so common, and why it shouldn’t be accepted as normal.
Listen on YouTube (opens in a new tab) →What affects men’s hormones
Internal and external factors that affect testosterone, how declining levels affect quality of life, and the role of sleep for men and women.
Listen on Spotify (opens in a new tab) →Testosterone optimization myths: age limits, prostate cancer and natural treatments
Separating fact from myth on testosterone, age and prostate health.
Listen on YouTube (opens in a new tab) →Common myths about TRT in men (part 2)
Part 2: the most common misconceptions about testosterone replacement therapy.
Listen on Spotify (opens in a new tab) →Testosterone replacement therapy for men (part 1)
Part 1: the potential benefits of testosterone replacement therapy for men.
Listen on Spotify (opens in a new tab) →Testosterone deficiency and healthy hormones
Testosterone deficiency in men, healthy living for healthy hormones, and hormone replacement therapy.
Listen on Spotify (opens in a new tab) →
2019
Ep. 21: Testosterone and men’s health
An introduction to testosterone and men’s health.
Listen on Amazon Music (opens in a new tab) →Testosterone myths
The most common myths about testosterone and testosterone therapy, and what the evidence says.
Listen on Spotify (opens in a new tab) →
2018
Staying healthy during wildfire season
Protecting yourself from wildfire smoke in the Western U.S., from home air filtration to herbal support. An early look at environmental medicine in practice.
Listen on Spotify (opens in a new tab) →
Read Dr. Madeira’s own write-up of these conversations on his Substack. Podcast episodes are educational conversations, not individual medical advice.
Writing
Articles by Dr. Madeira
On this site
In Defense of Men’s Health
Why men put off the doctor, the culture of “suck it up,” and how to redefine what a healthy man looks like.
Read the article →Got Sleep? How Sleep Affects Testosterone
What large studies show about sleep, body weight and testosterone, the signs of low T, and when to ask about sleep apnea.
Read the article →The Health Benefits of Ashwagandha for Men
Ayurveda’s classic tonic for men: what research shows for stress, sleep, testosterone and exercise, and the safety cautions to know.
Read the article →The Benefits of Cinnamon for Men
Cinnamon in botanical medicine, what newer research shows about blood sugar, the link to testosterone and erections, and how to choose true cinnamon safely.
Read the article →Can a Traumatic Brain Injury Affect Your Hormones?
How head injuries can disrupt the pituitary gland, how common it is, the symptoms to watch for, and why testing matters.
Read the article →The Benefits of Hyperbaric Oxygen Therapy (HBOT)
How HBOT works, its FDA-cleared and off-label uses, what research shows for concussion and Long COVID, and how to use it safely.
Read the article →Myths and Facts About Boosting Your Immune System
Vitamin C, zinc, sleep, handwashing, food and stress: what holds up during cold and flu season, and what doesn’t.
Read the article →How Probiotics Can Help Your Immune System
What research shows about probiotics for colds and antibiotic-related diarrhea, the best food sources, and who should be careful.
Read the article →Celiac Disease and Fertility Problems
How untreated celiac disease can affect fertility in women and men, and why testing before going gluten-free matters.
Read the article →Enjoying the Golden Years in Good Health
How much activity older adults need, simple ways to start with walking and stretching, and how many steps a day research supports.
Read the article →Running Tips: What to Avoid
Shoes, form and pacing mistakes that sideline runners, plus what research shows about running and longevity.
Read the article →Nettles for Male Vitality
Traditional uses of nettle leaf, root and seed for men, what research shows for blood sugar, and how to use nettle safely.
Read the article →
Published articles
The Silent Male Infertility Epidemic: How Men Can Protect & Restore Their Fertility
Why male fertility is an often-overlooked health issue, and practical ways men can protect it.
Read the article on Naturopathic Doctor News & Review (NDNR) (opens in a new tab) →
From his Substack, DrMadSam’s Health Zine
Hate to Break It to You: Arizona Homes Get Toxic Mold Too!
Why a dry desert climate doesn’t protect a home from hidden mold, and what Arizona homeowners should know.
Read on Substack (opens in a new tab) →Medical Dogma Is Making You Sicker
How one-size-fits-all thinking in medicine can leave people with chronic symptoms and no answers.
Read on Substack (opens in a new tab) →How I Got My Blood Pressure Under Control: 5 Things I Did Without a Single Pill
Dr. Madeira’s personal story of the lifestyle changes he made for his own blood pressure.
Read on Substack (opens in a new tab) →The Forgotten Hormone: What the Heck Is Pregnenolone & Why Should You Care?
What pregnenolone is, why it’s easy to overlook, and where it fits in a hormone evaluation.
Read on Substack (opens in a new tab) →Your Patients Are Bloated, and So Is the SIBO Breath Test
The limits of the SIBO breath test, and a more careful way to think about diagnosing SIBO.
Read on Substack (opens in a new tab) →The Psychobiome Reset: Rewire Your Gut-Brain Axis for Calm & Vitality
A webinar on the gut–brain axis: how the gut microbiome relates to mood, stress and energy.
Read on Substack (opens in a new tab) →Carnitine: Your Ticket to Tireless Living, Part 1
How carnitine supports cellular energy, and where it may fit when fatigue won’t lift.
Read on Substack (opens in a new tab) →
Articles are general education and reflect Dr. Madeira’s views when they were written. They are not individual medical advice.
“Dr. Madeira is compassionate and truly listens. He takes the time to look beyond band-aid solutions and digs deeper to look at the root cause.”
From Google reviews. Individual experiences and results vary.
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