Preview Mode Links will not work in preview mode

Sigma Nutrition Radio

Feb 24, 2026

Conversations about brain health have been dominated by a competing mix of fatalism and over-promising, with aging framed as inevitable decline and “brain optimisation” sold through weak evidence.

So how should we think about cognition across the lifespan?

In this episode, we explore the idea that neuroplasticity...


Feb 17, 2026

This is a Premium-exclusive episode of the podcast. To listen to the full episode you need to be subscribed to Sigma Nutrition Premium.

This episode examines dietary fiber through the lens of a practical, clinically relevant question: if higher fiber intakes are consistently associated with reduced chronic disease risk,...


Feb 10, 2026

Dr. José Areta and colleagues recently carried out a human intervention study examining how a pronounced, short-term energy deficit interacts with an aerobic training stimulus to shape endocrine, metabolic, and skeletal muscle proteomic adaptations.

The core premise is that “low energy availability” is...


Feb 3, 2026

While the term “hyperpalatable” has been used frequently for considerable time to refer to foods that are so appealing and tasty that they drive overeating, this term hasn’t been well-defined nor has there been a universal standard for what it means.

One researcher who set out to create an objective definition...