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Author, Editor

Leann Poston, M.D.

Dr. Leann Poston is a licensed physician in the state of Ohio who holds an M.B.A. and an M.Ed. She is a full-time medical communications writer and educator who writes and researches for Invigor Medical.

Dr. Poston lives in the Midwest with her family. She enjoys traveling and hiking. She is an avid technology aficionado and loves trying new things.


After practicing in a physician group practice for 11 years, Dr. Poston has taught students at all academic levels, written curriculum, and served as an assistant dean at the Wright State University Boonshoft School of Medicine. Dr. Poston’s vast writing and teaching experience have led to several awards in the teaching profession.


  • MD from Wright State University Boonshoft School of Medicine
  • M.Ed. from Wright State University in Instructional Design and Educational Technology
  • MBA from Raj Soin College of Business


  • Diversity, Equity, and Inclusion in the Workplace Certified, University of South Florida, Muma College of Business, 2021
  • Quality Matters Certificate Independent Applying the Q.M. rubric, 2016
  • Poynter Institute, Editing and Proofreading
  • Poynter ACES Certificate in Accurate, Audience-Focused Editing
  • Hubspot certifications in Inbound Marketing, Email Marketing, and Content Marketing
  • Certification in Writing Accessible Documents: Word, PowerPoint, and Acrobat
  • Proficient with the use and application of WCAG 2.0 and 2.1 Accessibility Guidelines
  • Ohio Medical License, Physician and Surgeon, expiration 4/01/2024
  • NPI: 1154900355

Professional Accomplishments

  • Former teacher and Assistant Dean of Wright State University Boonshoft School of Medicine Student Affairs and Admissions
  • Freelance/contract medical writer with decades of experience in medicine, business, and education writing, curriculum development, and project management
  • Licensed pediatrician in clinical practice for 11 years
  • Writer and Chief Editor for the Academy for Professionalism in Health Care, writing on topics such as professional behavior, the virtuous physician, how healthcare became big business, irrational choices and why we make them, patient rights, genetic testing, and ethics in healthcare.
  • Romanell fellow selected based on her work in the field of medical professionalism.
  • Expertise in writing continuing medical education across dozens of specialties and therapeutic areas

Articles by Leann Poston, M.D.

3 Weight Loss Injections for Sustainable Results

The global prevalence of obesity, a serious chronic disease, has reached alarming levels, with over 650 million adults living with obesity. Obesity is associated with an increased risk for over 200 other chronic diseases, including type 2 diabetes, heart disease,

Is Naltrexone a Controlled Substance?

Naltrexone, marketed under the brand name Vivitrol, is not a controlled substance. It is not classified as a narcotic. Naltrexone is an opioid antagonist, not an opioid. It binds to opioid receptors and blocks the effects of opioids and narcotics.

Side Effects and What to Avoid When Taking Naltrexone

Naltrexone (Vivitrol) is a versatile medication. It is prescribed at a higher dose to treat alcohol use disorder and opioid use disorder. Naltrexone blocks opioid receptor sites in the brain and decreases pleasure and euphoria when taking opioids or consuming

What Is Naltrexone/Bupropion?

Obesity is a widespread and serious chronic disease. It affects about 42% of U.S. adults, according to a 2017 survey. While a low-calorie diet and exercise will always remain the foundation of any weight-management program, clinical guidelines recommend offering weight-loss

How Naltrexone Is Used to Treat Alcohol Use Disorder

Alcohol use disorder (AUD) is a chronic, relapsing medical condition characterized by compulsive alcohol use, loss of control over consumption, and physical dependence. Despite negative social, occupational, and health consequences, individuals with AUD are unable to stop drinking because of

Naltrexone Side Effects: Guide to Management and Alternatives

Naltrexone is a U.S. Food and Drug Administration (FDA)-approved medication for treating alcohol use disorder and opioid use disorder. By blocking opioid receptors, naltrexone aids in decreasing cravings related to alcohol and opioid consumption. Naltrexone is not classified as a

Minoxidil vs. Rosemary Oil: Which Is Better for Hair Growth?

Changes in your skin and hair are natural consequences of aging. Many serums and other products can even skin tone and reduce fine lines and wrinkles. Likewise, there are effective treatments to reduce hair loss and add thickness and texture

What Is Minoxidil Hair Shedding and How Long Does It Last?

Treating hair loss and acne have at least one similarity: both conditions can get worse before they get better. Many people notice that their acne gets worse after they start acne treatment. The same is true with treating hair loss.

Can You Use Minoxidil on Eyebrows?

Hair loss is common as we age, and eyebrow thinning is also common. Besides getting older, you may have eyebrow thinning from over-grooming, genetics, underlying skin conditions like eczema, or medical conditions such as thyroid disease or autoimmune disorders.1 Minoxidil,

Comparison of Oral vs. Topical Minoxidil

Minoxidil and its popular brand-name topical product, Rogaine, is a mainstay in reversing hair loss due to androgenetic alopecia in both men and women. In addition to a topical minoxidil lotion and foam, which are both available over the counter,

What Are the Sexual Side Effects of Minoxidil?

Minoxidil was first introduced as a treatment for high blood pressure in the 1970s. It was found to have an interesting side effect—hair growth. Since then, research has focused on developing a topical minoxidil solution for treating androgenetic alopecia in

Does Minoxidil Work for Beard Growth? 

Minoxidil is an over-the-counter topical liquid or foam that stimulates hair growth and is FDA-approved to treat male-pattern and female-pattern hair loss. However, it is also used off-label to treat several other hair-loss disorders. Could it also work for beard

Minoxidil Foam vs. Liquid: Which Is The Best Option for You?

Minoxidil is a vasodilator that widens blood vessels and increases blood flow to the scalp. This increases nutrient and oxygen delivery to hair follicles. Androgenic alopecia, the most common form of hair loss in men and women, is characterized by

Minoxidil Itchy Scalp: What Causes It and How Is It Treated? 

Minoxidil increases blood flow to the scalp to help stimulate hair growth and regrowth.1 Minoxidil shortens telogen, the resting phase of the hair growth cycle, causing hair follicles to spend more time in anagen, their active growth phase. It also

Minoxidil Before and After

Balding and hair thinning are usually associated with older men, but realistically, you can start losing hair as early as your teens. Many factors, including genetics, hormonal changes, and aging, can cause hair thinning. Androgenic alopecia, also known as male

Liraglutide Side Effects

Liraglutide is the generic name for a GLP-1 receptor agonist marketed as Victoza for treating type 2 diabetes and Saxenda for weight loss. Liraglutide, like semaglutide, helps people with a body mass index (BMI) of 30 or greater lose weight

Glutathione Before and After 

Glutathione is the master oxidant. It leads the defense against environmental pollution and the bad lifestyle choices we inflict on our bodies each day. Glutathione is found in high concentrations in every cell of our bodies, protecting our cognitive health

Glutathione Side Effects 

Glutathione (GSH) is an antioxidant produced in the body and found in foods and glutathione supplements. As an antioxidant, glutathione protects your cells against oxidative stress and against age-related declines. Medical conditions, environmental factors, poor nutrition, and stress are associated