One Day MD

31/03/2026

A study of nearly 96,000 people published today in the European Heart Journal has found that just 15 to 20 minutes of vigorous physical activity per week is linked to a 63% lower risk of dementia, a 60% lower risk of type 2 diabetes, and a 46% lower risk of death. The key finding overturns the assumption that total exercise time is what matters most — researchers discovered that how hard you move, not merely how long, is the decisive factor for several of the most feared diseases of aging. During vigorous activity, the kind that briefly leaves you breathless, your heart pumps more efficiently, blood vessels grow more flexible, and inflammation throughout the body measurably drops. Think of it this way — running to catch a bus, taking stairs two at a time, or playing hard with a child for a few minutes counts as medicine your doctor currently cannot prescribe. The research team, led by Professor Minxue Shen of Central South University, noted that intensity appears especially critical for inflammatory conditions such as arthritis and psoriasis, where the duration of activity mattered far less than its intensity. These findings open the door to personalized activity recommendations based on individual disease risk rather than one-size-fits-all weekly step targets.
Shared for information purpose only.
Source: Wei et al., European Heart Journal, 2026. DOI: 10.1093/eurheartj/ehag168.

28/03/2026

Check out One Day MD’s video.

28/03/2026

Every vitamin performs a defined biochemical function.
When that function is compromised, downstream systems are affected.

This visual maps vitamins not as abstract “nutrients,” but as biological operators embedded across skeletal, immune, neurological, hematologic, and connective tissue systems.

⬇️

🧬 Function specificity
Vitamins act as cofactors, regulators, and structural enablers, not interchangeable inputs.

🧠 System integration
Deficiencies rarely present in isolation. Hormonal balance, immune signaling, red blood cell formation, and neural integrity are tightly coupled.

🦴 Structural dependence
Bone, connective tissue, and vascular health depend on coordinated vitamin activity (e.g., D–K–calcium directionality).

⚠️ Deficiency ≠ absence
Clinical dysfunction often emerges from suboptimal status, not outright deficiency (fatigue, impaired immunity, poor wound healing, and cognitive changes).

📈 Absorption matters
Bioavailability, form, and nutrient pairing determine physiological impact, not label presence alone.

The takeaway is simple but often ignored:
Micronutrients are not optional accessories, they are required instructions.

Understanding nutrition at this level shifts the conversation from “what to take” to what fails when something is missing.

Every vitamin has a job.
Every deficiency has a consequence.

27/03/2026

This is something I wish every patient understood.

Cancer doesn't appear overnight. The most common cancers, including lung, breast, colorectal, and prostate, have a latency period of 20 years or more. That means the biology is shifting long before any scan or test picks it up.

Researchers have identified 10 hallmarks of cancer. These are the biological processes that drive a cell from normal to malignant. The pharmaceutical industry designs drugs to target each one individually.

But here's what's remarkable: whole plant foods contain compounds that influence all 10 hallmarks simultaneously. Berries, greens, cruciferous vegetables, legumes. No single drug can match that breadth.

This isn't a claim that broccoli cures cancer. It's a recognition that the compounds in whole foods, anthocyanins, sulforaphane, flavonoids, work across multiple pathways at once. Food synergy. The whole is greater than the sum of its parts.

The foundation of cancer prevention, according to the most extensive report on diet and cancer ever published, is not a pill. It's a plate. More whole grains, vegetables, fruits, and beans. Less alcohol, processed meat, and ultra-processed food.

You can't control every risk factor. But you can control your next meal.

One extra serving of cruciferous vegetables today. That's the starting line.

26/03/2026

26/03/2026

26/03/2026

26/03/2026

This Nature Reviews Cardiology paper proposes reclassifying heart failure by skeletal muscle mass, not just ejection fraction.

When you account for body composition, it's not that higher BMI protects; it's that low muscle mass kills.

Person 1: Low BMI, wasted muscle → highest mortality Person 3: High BMI, preserved muscle → lowest mortality

BMI is hiding the real driver (muscle mass).

If you care about cardiovascular health, stop fixating on the scale. Preserve your skeletal muscle mass.

Suthahar, N. Redefining heart failure subtypes according to skeletal muscle mass. Nat Rev Cardiol 23, 79–80 (2026).

24/03/2026

AI Wearable Technology Innovations 2025–2026: Health, Fitness & Beyond. Source: https://www.onedayadvisor.com/2025/12/top-ai-innovations-wearable-technologies.html

08/03/2026

Talaya Reid’s teen years were marked by exhaustion, with fatigue so severe that she spent afternoons in bed. The cause of this lethargy was left undiscovered for years, until the summer of 2017, when Reid, then 21, noticed a rash on her face after a day at the beach. Her doctor dismissed it as nothing serious. But when the rash persisted she sought care from a dermatologist who raised a more ominous possibility: lupus. Blood tests confirmed the diagnosis. That was only the beginning of her journey.

After years of lupus flareups, Reid decided to try CAR-T therapy, a treatment previously reserved for certain blood cancers. CAR-T cells are a “living drug” that scientists create by extracting T cells from the patient’s immune system, genetically reprogramming them to destroy specific cells, and infusing them back into the body.

After the therapy, Reid “felt like [she] no longer had lupus.” In the two years since the procedure, her lupus has remained in remission without any drugs. Read more about how CAR-T therapy could be used to help people with autoimmune diseases:

https://newyorkermag.visitlink.me/8sVHNJ

08/03/2026

https://open.substack.com/pub/onedaymd/p/rfk-jrs-push-for-nutrition-education?utm_source=share&utm_medium=android&r=446dm