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Dr. John Cannell

John Jacob Cannell, M.D. (born June 21, 1948, Washington, D.C.) is an American doctor. 

Education and career

Dr. Cannell obtained his medical degree from the University of North Carolina, Chapel Hill. Over the years, he has practiced psychiatry and worked as a general practitioner. His interest in Vitamin D began during his time as a psychiatrist in a maximum-security hospital, where he made a significant discovery.

While working at the Atascadero State Hospital in California, Dr. Cannell noticed that patients with lower levels of vitamin D were more susceptible to respiratory infections. This observation led him to research the relationship between vitamin D and the immune system, eventually concluding that vitamin D deficiency is a widespread health issue.

Dr. Cannell believes in the importance of evidence-based medicine and promoting healthy lifestyles. He emphasizes the need for a holistic approach to health, considering factors such as nutrition, exercise, and mental well-being. His work with vitamin D exemplifies this philosophy, as he recognizes the critical role this nutrient plays in various aspects of human health. He was the founder of the globally recognized Vitamin D Council.

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What you should know about Vitamin D

Did you know that Vitamin D is essential for more than just bone health? From boosting your immune system to enhancing your mood, this vital nutrient plays a crucial role in your overall well-being. Yet, many people are unaware they're not getting enough. Dive into our latest article to discover the surprising benefits of Vitamin D, how to identify a Vitamin D deficiency, and practical tips to ensure you're meeting your daily needs. Don't miss out on unlocking better health—find out what you need to know about Vitamin D today!

Vitamin D Test

Vitamin D Test

Apr 1, 2024 12:00:00 AM
Vitamin D Sources

Vitamin D Sources

Apr 1, 2024 12:00:00 AM
Vitamin D Deficiency

Vitamin D Deficiency

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Vitamin D Levels

Vitamin D Levels

Apr 16, 2024 12:00:00 AM
Vitamin D and Minerals

Vitamin D and Minerals

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Vitamin D and Physiology

Vitamin D and Physiology

Apr 16, 2024 12:00:00 AM
Vitamin D and Autism

Vitamin D and Autism

Feb 26, 2024 12:00:00 AM
Vitamin D and Toxicity

Vitamin D and Toxicity

Nov 6, 2023 12:00:00 AM
Vitamin D and Alzheimer's Disease

Vitamin D and Alzheimer's Disease

Apr 1, 2024 12:00:00 AM
Vitamin D and Depression

Vitamin D and Depression

Apr 1, 2024 12:00:00 AM
Vitamin D and Acne

Vitamin D and Acne

Nov 4, 2023 12:00:00 AM
Vitamin D and Vitamin K

Vitamin D and Vitamin K

Feb 26, 2024 12:00:00 AM
Vitamin D and Breast Cancer
Vitamin D and Breast Cancer

Vitamin D and Breast Cancer

Feb 26, 2024 12:00:00 AM
Vitamin D and Dental Caries

Vitamin D and Dental Caries

Mar 3, 2024 12:00:00 AM
Vitamin D and Eczema

Vitamin D and Eczema

Feb 26, 2024 12:00:00 AM
Vitamin D and Prostate Cancer

Vitamin D and Prostate Cancer

Mar 8, 2024 12:00:00 AM
Vitamin D for Professionals

Vitamin D for Professionals

Nov 6, 2023 12:00:00 AM
Vitamin D and Type II Diabetes

Vitamin D and Type II Diabetes

Mar 5, 2024 12:00:00 AM
Vitamin D and Osteoporosis

Vitamin D and Osteoporosis

Feb 26, 2024 12:00:00 AM
Vitamin D and Respiratory Infections

Vitamin D and Respiratory Infections

Mar 11, 2024 12:00:00 AM
Vitamin D and Hypersensitivity

Vitamin D and Hypersensitivity

Mar 11, 2024 12:00:00 AM
Vitamin D and Periodontal Disease

Vitamin D and Periodontal Disease

Mar 8, 2024 12:00:00 AM
Vitamin D and Multiple Sclerosis

Vitamin D and Multiple Sclerosis

Mar 5, 2024 12:00:00 AM
Vitamin D and Hypertension

Vitamin D and Hypertension

Feb 26, 2024 12:00:00 AM
Vitamin D and Pregnancy

Vitamin D and Pregnancy

Feb 26, 2024 12:00:00 AM
Vitamin D and Parkinson's Disease

Vitamin D and Parkinson's Disease

Mar 6, 2024 12:00:00 AM
Vitamin D and Multiple Myeloma

Vitamin D and Multiple Myeloma

Feb 26, 2024 12:00:00 AM
Vitamin D and Parathyroid Glands

Vitamin D and Parathyroid Glands

Feb 26, 2024 12:00:00 AM
Vitamin D and Rickets

Vitamin D and Rickets

Mar 11, 2024 12:00:00 AM
Vitamin D and Coronary Heart Disease (CHD)

Vitamin D and Coronary Heart Disease (CHD)

Mar 2, 2024 12:00:00 AM
Vitamin D and Cognitive Impairment

Vitamin D and Cognitive Impairment

Mar 2, 2024 12:00:00 AM
Vitamin D and Pancreatic Cancer

Vitamin D and Pancreatic Cancer

Mar 6, 2024 12:00:00 AM
Vitamin D and Type I Diabetes

Vitamin D and Type I Diabetes

Mar 4, 2024 12:00:00 AM
Vitamin D and Pharmacology

Vitamin D and Pharmacology

Feb 26, 2024 12:00:00 AM
Vitamin D and Leukemia

Vitamin D and Leukemia

Mar 5, 2024 12:00:00 AM
Vitamin D and Melanoma

Vitamin D and Melanoma

Feb 26, 2024 12:00:00 AM
Vitamin D and Anaphylaxis

Vitamin D and Anaphylaxis

Nov 6, 2023 12:00:00 AM
Vitamin D and COPD

Vitamin D and COPD

Mar 1, 2024 12:00:00 AM
Vitamin D and Asthma

Vitamin D and Asthma

Feb 26, 2024 12:00:00 AM
Vitamin D and Fibromyalgia

Vitamin D and Fibromyalgia

Mar 5, 2024 12:00:00 AM
Vitamin D and IBD

Vitamin D and IBD

Feb 26, 2024 12:00:00 AM
Vitamin D and Pneumonia

Vitamin D and Pneumonia

Mar 8, 2024 12:00:00 AM
Vitamin D and Congestive Heart Failure (CHF)

Vitamin D and Congestive Heart Failure (CHF)

Mar 2, 2024 12:00:00 AM
Vitamin D and Lung Cancer

Vitamin D and Lung Cancer

Feb 26, 2024 12:00:00 AM
Vitamin D and Lupus

Vitamin D and Lupus

Mar 5, 2024 12:00:00 AM
Vitamin D and Renal Cancer

Vitamin D and Renal Cancer

Feb 29, 2024 12:00:00 AM
Vitamin D and Influenza
Vitamin D and Influenza

Vitamin D and Influenza

Mar 1, 2024 12:00:00 AM
Vitamin D and Ovarian Cancer

Vitamin D and Ovarian Cancer

Mar 6, 2024 12:00:00 AM
Vitamin D and AIDS (HIV)

Vitamin D and AIDS (HIV)

Mar 5, 2024 12:00:00 AM
Vitamin D and Sepsis

Vitamin D and Sepsis

Mar 11, 2024 12:00:00 AM
Vitamin D and Colorectal Cancer

Vitamin D and Colorectal Cancer

Feb 26, 2024 12:00:00 AM
Vitamin D and Tuberculosis

Vitamin D and Tuberculosis

Mar 11, 2024 12:00:00 AM
Vitamin D and Esophageal Cancer

Vitamin D and Esophageal Cancer

Mar 5, 2024 12:00:00 AM
Vitamin D and Anemia

Vitamin D and Anemia

Mar 1, 2024 12:00:00 AM
Vitamin D and Endometrial Cancer

Vitamin D and Endometrial Cancer

Mar 5, 2024 12:00:00 AM
Vitamin D and Cervical Cancer

Vitamin D and Cervical Cancer

Mar 1, 2024 12:00:00 AM
Vitamin D and Preeclampsia

Vitamin D and Preeclampsia

Mar 8, 2024 12:00:00 AM
Vitamin D and Gastric Cancer

Vitamin D and Gastric Cancer

Feb 26, 2024 12:00:00 AM

Formation of the Vitamin D Council

Establishing a non-profit

In 2003, Dr. Cannell founded the Vitamin D Council as a 501(c)(3) non-profit organization to address the prevalent issue of vitamin D deficiency. He believed that creating a dedicated organization would help educate the public and medical professionals about the importance of maintaining healthy vitamin D levels.

The Vitamin D Council’s mission is to increase public awareness about the benefits of maintaining optimal vitamin D levels, promote research, and provide guidance on supplementation and sun exposure. Additionally, the Council aims to foster collaborations with other organizations and researchers in the field of vitamin D research.

The Vitamin D Council actively collaborates with research institutions, healthcare professionals, and other non-profit organizations. Through these partnerships, the Council supports research, shares knowledge, and works to implement public health initiatives related to vitamin D.

Impact of the Vitamin D Council

Awareness and education

The Vitamin D Council has played a significant role in raising awareness about the importance of vitamin D. The Council provides a wealth of information on its website, including articles, research summaries, and recommended dosages for different age groups. By making this information easily accessible, the Council has helped inform the public and medical professionals about the critical role vitamin D plays in overall health.

Scientific research and publications

The Vitamin D Council actively promotes and supports scientific research on vitamin D, often contributing to groundbreaking studies and publications. Through their commitment to research, the Council has facilitated a better understanding of the various health benefits of vitamin D, leading to more informed recommendations for supplementation and sun exposure.

Public health initiatives

As a part of its mission to improve public health, the Vitamin D Council collaborates with other organizations to create and implement initiatives that address vitamin D deficiency. These initiatives include educational campaigns, advocacy for improved food fortification, and the development of resources for healthcare professionals to better diagnose and treat vitamin D deficiency.

Dr. Cannell’s influence on the community

Dr. Cannell’s work with the Vitamin D Council has sparked numerous debates and discussions within the medical community, contributing to a more comprehensive understanding of vitamin D’s role in human health. His research and advocacy have also led to increased recognition of the importance of adequate vitamin D levels and the need for evidence-based recommendations.

Dr. Cannell has been a strong advocate for evidence-based medicine throughout his career. His work with the Vitamin D Council emphasizes the importance of rigorous research and scientific inquiry to develop accurate guidelines for supplementation and sun exposure. This approach has led to more effective strategies for addressing vitamin D deficiency and promoting overall health.

Dr. John Cannell’s work with the Vitamin D Council has had a significant impact on the medical community’s understanding of vitamin D and its importance to human health. Through his dedication to research, education, and public health initiatives, Dr. Cannell has helped raise awareness about vitamin D deficiency and provided valuable guidance on maintaining optimal vitamin D levels. His influence on the medical community continues to shape the way healthcare professionals approach the diagnosis and treatment of vitamin D deficiency.

Peer-reviewed papers

Books

  • Cannell JJ. Autism Causes Prevention and Treatment; Vitamin D deficiency and the explosive rise of autism spectrum disorder. 1st ed. Van Beusekom M, editor. North Branch, MN 55056: Sunrise River Press; 2015.
  • Cannell, J. J. Athlete’s Edge: Faster, Quicker, Stronger with Vitamin D.Here and Now Books, 2011.

FAQs

  1. What is the Vitamin D Council? The Vitamin D Council is a 501(c)(3) non-profit organization founded by Dr. John Cannell in 2003, focused on raising awareness about the importance of vitamin D and providing guidance on supplementation and sun exposure.
  2. What led Dr. Cannell to become interested in vitamin D? Dr. Cannell’s interest in vitamin D began while working as a psychiatrist at a maximum-security hospital, where he noticed that patients with lower levels of vitamin D were more susceptible to respiratory infections.
  3. What are the main goals of the Vitamin D Council? The Vitamin D Council’s goals include increasing public awareness about the benefits of maintaining optimal vitamin D levels, promoting research on vitamin D, providing guidance on supplementation and sun exposure, and fostering collaborations with other organizations and researchers.
  4. How has Dr. Cannell influenced the medical community? Dr. Cannell’s work with the Vitamin D Council has sparked debates and discussions within the medical community, emphasizing the importance of evidence-based medicine, and leading to increased recognition of the need for adequate vitamin D levels.
  5. What kind of public health initiatives does the Vitamin D Council support? The Vitamin D Council supports public health initiatives such as educational campaigns, advocacy for improved food fortification, and the development of resources for healthcare professionals to better diagnose and treat vitamin D deficiency.