Hormones Matter

Where health, hormones, and a whole bunch of other stuff, make sense.

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Hormones Matter

Derrick Lonsdale MD, FACN, CNS

Derrick Lonsdale M.D., is a Fellow of the American College of Nutrition (FACN), Fellow of the American College for Advancement in Medicine (FACAM). Though now retired, Dr. Lonsdale was a practitioner in pediatrics at the Cleveland Clinic for 20 years and was Head of the Section of Biochemical Genetics at the Clinic. In 1982, Lonsdale joined the Preventive Medicine Group to specialize in nutrient-based therapy. Dr. Lonsdale has written over 100 published papers and the conclusions support the idea that healing comes from the body itself rather than from external medical interventions.

depression, anxiety, hypoxic brain

Depression, Anxiety, and the Chronically Hypoxic Brain

by Derrick Lonsdale MD, FACN, CNS
August 23, 2022
13616 views

I couldn’t help noticing the Wall Street Journal of Thursday, June 7, in which a column reported a completely unexpected suicide. The

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brain injury free oxygen radicals

Traumatic Brain Injury and Oxygen: Understanding the Role of Free Radicals

by Derrick Lonsdale MD, FACN, CNS
August 15, 2022
3836 views

In using a fictitious example, the mother of a football playing athlete takes an interest in a head injury sustained by her

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repeated swollen glands and sore throat

Repeated Fever, Swollen Glands, and Infections

by Derrick Lonsdale MD, FACN, CNS
July 14, 2022
6251 views

Tonsillitis, Ear infections, and Swollen GlandsWhile working as a pediatrician at Cleveland Clinic, I encountered so many fascinating cases that I kept

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mystery illness

Mystery Illness: You Are Not Alone

by Derrick Lonsdale MD, FACN, CNS
June 29, 2022
5936 views

Hormones Matter is a health oriented website edited by Chandler Marrs, PhD. She has long recognized the need for people to report

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Refeeding syndrome in thiamine deficiency

Refeeding Syndrome in the Context of Thiamine Deficiency

by Derrick Lonsdale MD, FACN, CNS
June 6, 2022
17961 views

Although this has been mentioned many times in posts and in the comments of readers on this website, there still seems to

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Thiamine and sugar

Sugar Intake and Thiamine

by Derrick Lonsdale MD, FACN, CNS
May 23, 2022
3097 views

Between 1962 and 1982, I was a pediatrician at Cleveland Clinic, a multispecialty medical institution. Because I was a consultant pediatrician. doctors

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It all comes down to energy

It All Comes Down to Energy

by Derrick Lonsdale MD, FACN, CNS
May 11, 2022
8534 views

The Threat Around UsAnimals, including Homo Sapiens, survive in an essentially toxic environment, surrounded by microorganisms, potential poisons, the risk of trauma,

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mononucleosis Epstein Barr virus thiamine

Mononucleosis, the Epstein Barr Virus, and Thiamine

by Derrick Lonsdale MD, FACN, CNS
May 2, 2022
10237 views

Mononucleosis, also known as “kissing disease”, is an infectious disease that most commonly occurs between 15 and 24 years of age. The

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