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BCIA Continuing Education Posts
The BioSource Faculty Explain Peer-Reviewed Science


Continuous Glucose Monitoring: Biofeedback for Type 2 Diabetes Patients
Clients should not chase every glucose peak, but rather turn patterns into safe, psychologically informed decisions. Behavioral health clinicians have a particular contribution to make. They can help clients receive sensor data as feedback rather than surveillance, especially when shame, perfectionism, disordered eating, or diabetes distress are already in the room.
Fred Shaffer
Apr 2621 min read


Cortisol Myths Debunked: What Healthcare Professionals Should Know
Cortisol is rhythmic, context-dependent, and clinically meaningful only when interpreted in light of timing, symptoms, medications, comorbidities, and validated testing. Cortisol supports arousal, blood pressure regulation, glucose availability, immune balance, and survival itself. The risk emerges when secretion is excessive, deficient, poorly timed, pharmacologically altered, or uncoupled from normal feedback.
Fred Shaffer
Apr 2519 min read


Inflammation Links Biomarkers, Glucose Variability, and the Heart–Brain Axis
When the body experiences chronic low-grade inflammation, the effects extend far beyond localized tissues because inflammatory cytokines, meaning immune signaling proteins, instruct the brain and autonomic nervous system to shift their operational states. The result is widespread systemic distress that crosses traditional diagnostic boundaries.
Fred Shaffer
Apr 2128 min read


A New Cochrane Review on Monoclonal Antibodies for Alzheimer's Disease
Clearing amyloid from the brain does not produce a clinically meaningful benefit, a finding that directly challenges three decades of drug development guided by the amyloid cascade hypothesis.
Fred Shaffer
Apr 1815 min read


The Heart-Brain-Gut Connection: How Three Axes Maintain Stability Through Change
The heart-brain axis and the gut-brain axis are not separate systems. They share the same nerve, immune mediators, and stress hormones. Their shared purpose is allostasis, meaning stability through change.
Fred Shaffer
Apr 819 min read


Inter-Organ Communication: A Paradigm Shift
Scientists are now discovering that organs engage in a rich, multidirectional web of “crosstalk” that extends far beyond what nerves and hormones alone can account for.
Fred Shaffer
Feb 1020 min read


5-Min Science: Exercise Can Lower Your Risk of Alzheimer's Cognitive Decline
Walking just 5,000 to 7,500 steps a day could delay Alzheimer's symptoms by six years.
Fred Shaffer
Nov 13, 20258 min read


5-Min Science: Does Tylenol Cause Autism?
Autism is not one condition but likely represents "autisms," different biological pathways leading to outwardly similar traits.
Fred Shaffer
Sep 11, 202515 min read


Breaking News: Beta Blockers May Not Help Post-MI Patients
Beta blockers, prescribed routinely after heart attacks for four decades, provide no clinical benefit for patients with uncomplicated myocardial infarction and preserved heart function.
Fred Shaffer
Sep 3, 20254 min read


5-Second Science: Diet and Exercise Aid Cancer Treatment
A combination of physical activity and dietary change helps cancer patients and survivors reduce weight, body fat, and inflammation—factors linked to cancer progression.
BioSource Faculty
Jun 3, 20256 min read


5-Minute Science: Schizophrenia is Not a Single Disease
Schizophrenia represents multiple disorders—"schizophrenias"—each potentially with distinct biological underpinnings.
BioSource Faculty
Apr 7, 20255 min read
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