Sleepless nights can be more than just an occasional inconvenience—they often come with exhaustion, frustration, and confusion about why nothing seems to help. If you’ve (or your patients have) tried different remedies but still struggle to get quality rest, understanding…
Protecting your skin from UV radiation isn’t just about minimizing sunburns—it’s about slowing a significant accelerant of biological aging that triggers oxidative stress, immune suppression, and cellular senescence. While traditional sunscreens are a barrier to limiting UV exposure, they aren’t…
Starting and growing an integrative medical practice is a transformative journey that requires careful planning, commitment, and adaptability. Often, integrative and functional medicine providers are great clinicians when it comes to helping their patients, but feel inadequately prepared to run…
By the end of my book tour in 2022—one of the most amazing but intense experiences of my life—you could scrape me off the floor. (Who knew? I certainly didn’t expect it.) I was wiped out. My Oura data corroborated…
We love this combination of creamy oats, sweet apples, and warming spices for a fall or winter breakfast. It also works with peaches instead of apples! Oats are rich in beta-glucans, a soluble dietary fiber that’s perfect in sweets,…
Mitochondria are crucial for life, and increasingly research is finding that they hold the key to better aging and longevity, as a critical hallmark of aging. While optimising mitochondrial health through exercise, diet, and stress management is essential for maintaining…
This month: Yes, yes, yes: intensive lifestyle interventions (4 papers); omega-3 fatty acids and exercise all WORK on preventing and/or reversing cognitive impairment, including in those with genetic risk (including APOE4). Do adipocytes house epigenetic memory leading to the inevitable…
Sip Your Way to Health: The Glow & Thrive Mocktail Recipe for Longevity The New Year is a time for fresh starts, thoughtful intentions, and celebrations with loved ones. But why not toast to your health while you’re…
Happy holidays everyone! As you enjoy the festive season, I wanted to take a moment to share with you below some of the highlights from this past year here at Dr. Kara Fitzgerald. It’s been quite a 12 months, and…
Hippocrates is said to have stated “All diseases begin in the gut.” 2000 years later, advancement in gastrointestinal testing, like the GI360™ stool profile from Doctor’s Data, allows medical professionals to ascertain what is in the gut, and how it…
Since my time in a laboratory at the start of my career in 2006, where I was a contributing author to Laboratory Evaluations for Integrative and Functional Medicine (including principal author on the Nutrient & Toxic Elements chapter), I have…
Nourishing Autumn Vegetable Soup for Longevity As the crisp October air begins to settle in, it’s the perfect time to cozy up with a warm bowl of Hearty Autumn Vegetable Soup. This nourishing recipe is not only delicious but is…
This month, we are sharing short summaries of some of the key research and news pieces that we have been paying attention to. Our focus spans intriguing questions about health and nutrition, from the potential risks of fish oil supplementation…
If you prioritize your health, you’re likely familiar with the foods and supplements that support muscle growth, heart health, and a robust immune system. But have you considered your brain health? Our cognitive well-being underpins our aspirations, achievements, and life…
As October brings a chill to the air, there’s nothing better than a comforting, creamy dish to warm you up. This Dairy-Free Creamy Pumpkin and Sage Risotto delivers all the richness you crave while also being packed with health-boosting…
In this short video blog (6 minutes, 24 seconds), Dr. Fitzgerald asks Ryan Smith, founder of TruDiagnostic, a lab that researches and specializes in understanding and reporting insights derived from epigenetic methylation data, to discuss some of the recent criticisms…
This vibrant fall salad is packed with methylation-supporting nutrients, featuring a variety of colorful vegetables, healthy fats, and fresh herbs. The ingredients are carefully chosen to provide a balance of methyl donors and key epinutrients such as folate, diindolylmethane…
Grip strength declines with age – this is an unwelcome change I’ve noticed even in myself, despite a good, consistent resistance training habit through adulthood. Jars that were completely uneventful for me, I need more effort to open, or resorting…
Could taking a daily multivitamin actually increase mortality risk (i.e. risk of death)? This video blog takes a deep dive into the problematic research methodology of a 2024 research study on multivitamin use and mortality risk which caused a stir…
Often, we only think of our immune system seasonally— as something we need to boost during winter months to bolster our ability to fight colds and flu. However, we should be thinking about our immune health daily as a system…