No doubt our regular readers and listeners will have noticed that muscle is having a moment in the healthy aging conversation. In this article, I want to tease out the potential contribution of some additional interventions that we can think…
This nutrient-dense “megaboost” shot is designed to help vegans and anyone focused on optimal health meet key nutritional needs that can be harder to obtain on a plant-based diet. It features ingredients rich in nutrients that are often under-consumed in…
More than 90% of women and 97% of men in the US fall short of recommended fiber intake. The standard American diet lacks the overall fiber content that each of us need to maintain health. But, this gap is not…
If you’re still skeptical about incorporating creatine into your clinical practice, or even into your own supplement stack, this second part of our blog series may help you make that final decision. I understand the hesitation. The internet is saturated…
This vibrant salmon and quinoa warm salad is a simple, nourishing dish designed to support long-term health while delivering bright, satisfying flavor. Sustainably sourced salmon is a rich source of protein and omega-3 fatty acids that support cardiometabolic and brain…
Functional medicine often focuses on nutrition, exercise, and stress management as the foundational pillars of health. But what other powerful environmental inputs could be leveraged with greater precision? What if heat and light could be used as biological inputs in…
Did you know that 1 in 3 older dolphins develops the same aging-associated conditions as humans? While continually helping to improve the health of older Navy dolphins living in San Diego Bay, veterinarians found that some dolphins had elevated cholesterol,…
Creatine has been around for decades. I leaned on it big time in my early career days (both as a physician and a competitive cyclist). I lectured on it in my second year of medical school. And as an athlete,…
Age-related declines in muscle function, immune resilience, and cellular energy are closely linked to mitochondrial dysfunction, making mitochondrial-targeted interventions a key focus of aging research. In this context, recent placebo-controlled human trials show that a Urolithin A dose of 1000…
How close are we to ovarian rejuvenation and what role will AI play in getting us there? In this conversation, reproductive biologist and aging researcher Dr. Vittorio Sebastiano joins Dr. Kara Fitzgerald to explore how rapidly advancing technologies are transforming…
A Comforting Chili That Supports Healthy Aging What could be more comforting than a heart-warming bowl of beef chili on a cozy winter day? A chili that delivers deep, satisfying flavor and quietly supports long-term health and healthy aging. This…
In recent years, glucagon-like peptide-1 receptor agonists (GLP-1 RAs) use has increased 700% in the general population and over one quarter of those diagnosed with diabetes are on these medications.
Did you know that eating fish on Christmas Eve is a long-standing tradition in many parts of the world? Rooted in religious customs, especially the practice of abstaining from meat and rich foods before major celebrations, this ritual has evolved…
Happy holidays, everyone! As you enjoy the festive season, I wanted to take a moment to reflect on some of the highlights from this past year here at Dr. Kara Fitzgerald. One of the biggest was certainly our virtual Functional…
Can Mitopure®, and its active ingredient Urolithin A, support an aging immune system? As we recognize immune aging as a primary driver of age-related disease, this question has taken on new clinical importance. The newly published MitoImmune study in Nature…
An excellent colleague of mine recently had an unpleasant experience when she discovered that every single citation in an article she’d generated using AI and sent over as a potential guest post appeared fine on first glance, but was completely…
As functional medicine practitioners, we know that nutrition and lifestyle are among the most powerful levers for preventing and reversing all chronic disease, from cardiovascular disease and hypertension to cancer and type 2 diabetes. Yet we also see firsthand how…
Despite a dramatic rise in antidepressant use in the United States since 1988, the number of Americans suffering from depression has not decreased. This leaves clinicians with a stark reality: more medication, without improvement. This reality raises the central question…
This cranberry sauce strikes the perfect balance of tart and sweet, and it’s far more versatile than just a turkey companion. Try it with pork or beef, spread it on toast instead of jam, swirl it into your morning yogurt…
In this practitioner spotlight, Dr. Darisa Espinal, naturopathic physician at Dr. Kara Fitzgerald’s New Frontiers Functional Medicine Clinic, shares her journey into functional medicine, the types of patients she supports, and how she integrates longevity medicine and root-cause care to…
Dr. Fitzgerald is an internationally-recognized expert clinician, as well as nationally-bestselling author, who is actively engaged in clinical research on epigenetics and longevity using a diet and lifestyle intervention developed in her research and practice.
She has published two clinical studies on the potential bioage-reversing effects of an 8-week DNA methylation-supportive diet and lifestyle in middle-aged men and women in the journal Aging. She continues to lead the conversation around interventions for healthy aging and their extensive potential in improving individual and population level disease burdens, while also providing evidence-based and practical advice that cuts through the hype.
Dr. Fitzgerald is on faculty at the Institute for Functional Medicine (IFM), is an IFM Certified Practitioner, and lectures globally on functional medicine, longevity, and epigenetics to practitioners and consumers.
She maintains an award-nominated podcast series ranked in the top 1% of global podcasts by Listen Score, New Frontiers in Functional Medicine, and an active blog and Clinic Immersion webinar series through her website, www.drkarafitzgerald.com.
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