Results

Six Breaths a Minute Is the Number, and It Is One of the Few Wellness Claims With Trials Behind It

Yogic breathing is unusual among wellness practices in having a measurable, replicated physiological effect. The size of it is modest, the mechanism is well understood, and a few of the more dramatic techniques carry real risk.

Sep 4, 2026

Lung Squeeze: The Freediving Injury That Comes From Trying Too Hard

Coughing pink after a deep dive is not something to shrug off. Squeeze happens when tissue cannot keep up with pressure, and the usual causes are tension, forcing equalisation and pushing depth too fast.

Aug 13, 2026

The Mammalian Dive Reflex: A Human Body on One Breath

Submersion triggers an ancient reflex that slows the heart, redirects blood, and quietly reshapes what a trained freediver's body can survive underwater.

Sep 18, 2024

Decompression Sickness: What Happens in the Body, and Treatment

Divers call it the bends. Doctors call it decompression sickness. Here is what nitrogen bubbles actually do to tissue, and how hyperbaric treatment reverses it.

Feb 14, 2024

The Diabetes Drug That Turned Out to Be a Kidney Drug

SGLT2 inhibitors were developed to lower blood sugar by making you urinate it out. The glucose effect turned out to be the least interesting thing about them, and the kidney trials changed how this complication is treated.

Jul 25, 2026

High Blood Sugar Damages You Over Decades. Low Blood Sugar Can Do It Before Lunch

Diabetes care is organised around bringing numbers down, which makes it easy to forget that the acute danger points the other way. The ADA defines three levels of hypoglycaemia, and the third one requires another person.

Aug 6, 2026

Ramadan Fasting and Metabolic Health: What Research Shows

Studies from recent Ramadan seasons tie dawn-to-dusk fasting to real metabolic gains, but the benefits depend heavily on what happens after iftar each night.

Apr 20, 2025

The Leading Cause of Blindness in Working-Age Adults Has No Symptoms Until It Is Nearly Too Late

Diabetic retinopathy does not hurt, does not blur vision early, and gives no warning a person can feel. By the time sight changes, the damage that caused it has usually been accumulating for years.

Jul 19, 2026

Berberine and the 'Nature's Ozempic' Claim: What Evidence Shows

Berberine lowers cholesterol and blood sugar in small trials, but comparing it to semaglutide misreads both the data and the biology.

Feb 14, 2024

Fitness to Dive: Why the Medical Form Is Not a Formality

PFO, asthma, diabetes and certain medications can all change whether diving is safe. Here is why the medical questionnaire before a course matters.

Jan 27, 2025

What Short Sleep Actually Does to Metabolic Health, According to Research

Trials now show insufficient sleep impairs insulin sensitivity directly, independent of weight gain, reshaping how doctors talk about diabetes risk.

Nov 2, 2024

What Actually Happens When You Stop Taking a GLP-1

Trial data on stopping semaglutide shows most of the lost weight comes back within a year. Here is what the STEP 1 extension found.

May 15, 2024

Diabetic Nerve Damage Can Mean Burning Pain or Feeling Nothing at All. It Is the Same Condition

One patient cannot bear a bedsheet touching their feet. Another cannot feel a nail through their shoe. Both have diabetic neuropathy, and the second is in more danger than the first.

Jul 28, 2026

The First Oral PCSK9 Drug Changes the Cholesterol Treatment Conversation

FDA approval of the first oral PCSK9 inhibitor adds a once-daily option for adults who need greater LDL reduction, but it does not replace individualized cardiovascular care.

Aug 1, 2026

Air Versus Mixed Gas Below 50 Metres, Explained

Below 50 metres, ordinary air becomes a liability for divers. Here is the physics behind nitrogen narcosis, rising gas density, and why trimix exists as the technical diving standard.

Jun 8, 2026

Shallow Water Blackout: The Mechanism That Kills Competent Freedivers

Shallow water blackout does not warn its victim first. Here is the physiology behind it, why it strikes trained divers, and why solo breath hold diving is never safe.

Jun 10, 2024

Can You Get the Bends From Freediving? Yes, and Here Is How

The old assumption was that one breath cannot load enough nitrogen to matter. Repetitive deep dives with short surface intervals disprove it, and the divers it happens to are usually working, not competing.

Aug 12, 2026

Freediving Breathing: What Helps, What Does Nothing, and What Can Kill You

Breathe-up, diaphragmatic breathing and the recovery breath are the three that matter. Hyperventilation is the one that removes your warning that you are about to black out.

Aug 10, 2026

Saudi Arabia Warned About the Tayyibat Diet. Here Is Why

A health ministry does not issue a public warning about an eating plan for the sake of it. This one followed reports of people reaching intensive care after stopping insulin.

Jun 13, 2026

The Insulin Advice That Turned a Diet Fad Into an Emergency

Telling people to eat differently is one thing. Telling type 1 diabetics they can stop injecting is another, and it is the claim that brought regulators down on nizam al-tayyibat.

May 25, 2026

Ozempic and Wegovy: What the Trials Actually Showed

Semaglutide now has a heart disease approval too. Here is what the STEP and SELECT trial data really says, and what it does not.

Mar 13, 2024

Prediabetes Is Not a Disease. It Is a Warning With Unusually Good Evidence Behind It

The label is contested, the thresholds differ between guidelines, and most people who have it never progress. It is also the one point in this whole condition where a trial showed you can change the outcome by more than half.

Jul 10, 2026

Dive Computers and Algorithms: What They Cannot Know About You

A dive computer tracks pressure and time with precision, but the model behind it cannot see the diver wearing it. Here is what that gap actually means.

Mar 19, 2026

Nitrogen Narcosis: What Depth Does to a Diver's Judgment

Nitrogen narcosis dulls judgment before a diver notices anything is wrong. Here is why depth impairs decision making, and why self-diagnosis often fails.

May 22, 2024

Intermittent Fasting: What the Trials Actually Show

A major Cochrane review of nearly 2,000 people found intermittent fasting barely beats ordinary dieting. Here is what the data really supports.

Mar 10, 2026

CO2 and O2 Tables: The Dry Training That Actually Moves Your Breath-Hold

Two tables, two different adaptations, and a hard rule about where you do them. One trains tolerance to discomfort, the other trains efficiency at low oxygen, and confusing them wastes weeks.

Aug 12, 2026

How to Judge a Diet Claim Before You Follow It

Seven checks that need no science background and would have flagged nizam al-tayyibat in about ten minutes. The next system will be different in content and identical in shape.

Jul 29, 2026

Nizam al-Tayyibat: What the Diet Actually Tells You to Eat

Chicken, eggs, fish, legumes and most vegetables are out. Rice, potatoes, red meat and certain sugars are in. Set out plainly, the food lists are stranger than the slogans suggest.

May 13, 2026

Why Fast Weight Loss Is Not Evidence That a Diet Is Right

Every restrictive plan produces results in the first month, including plans that contradict each other completely. That is a fact about restriction, not about the theory attached to it.

Jun 30, 2026

Meditation Has Adverse Effects, and the People Most Likely to Meet Them Are the Ones Told It Cannot Hurt

Contemplative practice has real benefits and a real adverse event literature that wellness culture has quietly declined to read. In a survey of 1,370 regular meditators, 22 percent reported particularly unpleasant experiences.

Sep 4, 2026