Pain Special Issue | Last Sale Day

From eNewsletter 7/31/2026

There are alternatives to surgery for chronic joint and pain problems, and a growing body of rigorous evidence suggests they often work as well or better. The most striking case comes from the decade-long Finnish FIDELITY trial, published in the New England Journal of Medicine, which compared partial meniscectomy, one of the most common orthopedic operations in the world, against sham surgery in which patients were anesthetized and given incisions but had no cartilage actually cut. Ten years later, the patients who had the real operation fared worse, not better: more symptoms, reduced function, more osteoarthritis progression, and a higher chance of needing further surgery.

If mechanical fixes are the wrong tool for a problem that isn't really mechanical, what works instead? Movement, primarily. A large study in The BMJ found that aerobic activity such as walking, cycling, and swimming was consistently the most effective exercise for knee osteoarthritis, delivering the greatest gains in pain, physical function, walking ability, and quality of life, with no increased risk of harm. The researchers recommend it as a first-line intervention, with strengthening, mind-body, and mixed programs as useful complements rather than replacements. The same principle shows up in pain care more broadly: a very important trial of veterans in JAMA found that a Veteran's Affairs interdisciplinary "whole health" team approach - pairing medical care with non-pharmacological therapies and coaching around a patient's own goals - reduced pain interference more than cognitive behavioral therapy and more than usual care. The effective path was structured, individualized, and non-surgical.

When it comes to physical activity, more is not always better. Research presented at the OARSI 2026 meeting, drawing on accelerometer data from adults, found that too little activity raised the risk, but so did very high volumes of vigorous activity. The protective sweet spot was moderate, sustained activity with lower-impact options.

Taken together, the evidence points to exercise therapy, load management, and coordinated whole-person care as the real alternatives - reserving surgery such as joint replacement for genuine end-stage disease rather than the ordinary wear of an aging joint.

To read the rest of today's issue, please go to this page.

Weight-Loss Fundamentals

From eNewsletter 8/26/2026

DID YOU KNOW that glutathione (GSH) is the most abundant intracellular antioxidant? In chronic diseases such as type 2 diabetes mellitus, GSH deficiency is a consistent hallmark, contributing to oxidative stress, mitochondrial dysfunction, inflammation, and progressive organ damage.

A study from Nutrients supports the efficacy and safety of GSH supplementation and its precursor, N-acetylcysteine (NAC), for improving insulin sensitivity, reduced oxidative damage, and better microvascular outcomes.

NOTE: do not self-supplement with reduced glutathione or NAC. Please work with a knowledgable health professional to see if it is right for your needs.

To read the rest of today's issue, please go to this page.

Infection Protection | Sale!

From eNewsletter 8/24/2026

DID YOU KNOW that one of the simplest decisions you can make for infection protection is to optimize your vitamin D levels, which is usually attained by taking supplemental vitamin D3?

Among patients hospitalized for community-acquired pneumonia, vitamin D deficiency was linked to a more than threefold increased risk for 90‑day mortality and a similar increase in risk for 180‑day mortality compared with sufficient vitamin D levels, according to Open Forum Infectious Diseases.

A study from Nutrition Reviews suggest the capacity of vitamin D to regulate inflammation, boost antimicrobial peptide activity, and positively influence cellular immune responses may help mitigate the severity of influenza infections and related complications, such as cytokine storms.

According to a study from The American Journal of Clinical Nutrition, vitamin D levels below 15 nmol/L is associated with 33% higher risk for respiratory tract infection hospitalization compared with above 75 nmol/L.

Higher vitamin D levels were associated with significantly lower length of hospital stay from COVID-19 infection, according to a study from Frontiers in Nutrition. As an added bonus, the study also found that higher omega-3 fatty acid levels were linked to much lower odds of death from COVID-19.

Finally, a study from The Journal of Nutrition found that people who consistently take vitamin D supplements are less likely to develop long COVID symptoms weeks after infection.

To read the rest of today's issue, please go to this page.