You've probably heard about VO₂ max and how it impacts your health and longevity. But did you know there is a certain nutrient that can play a significant role in boosting this crucial metric? Enter nitrate-rich foods. What Are Nitrates? Nitrates are naturally found in leafy green vegetables like spinach and kale, as well as beets. Once digested, they are converted by the body into nitric oxide. This molecule works wonders for your cardiovascular system by vasodilating (relaxing) blood vessels, improving blood flow, and enhancing oxygen delivery to your muscles. NOTE: This is different than n ..read more

While VO₂ max is known for its connection to athletic performance, it's increasingly recognized as a powerful indicator of overall health and disease risk. Research shows that improving your VO₂ max can play a significant role in preventing a variety of chronic diseases and improving your quality of life. The Heart of the Matter Perhaps the most well-established link is between VO₂ max and cardiovascular disease. Studies have consistently shown that individuals with higher VO₂ max values have a reduced risk of heart disease, stroke, and other cardiovascular events. This is because a higher VO ..read more

With the launch of our new 3D Gait Analysis coming up, we will. be putting out a few informative blogs to get in the running spirit and inform those considering getting a gait analysis or looking to do more research. Enjoy! So you've been putting in the miles, training hard, and your next race is on the horizon. You're feeling prepared, but a nagging question lingers: are you getting the most out of your runs? Here's where a 3D gait analysis can be a game-changer. Why Consider a Gait Analysis Before Your Race? Think of your running form as the foundation of your racing success. A 3D gait anal ..read more

Full-Spectrum Bloodwork, is Custom Fit’s advanced 30-level blood panel. Our easy and seamless tests offer a wealth of information about your internal health, empowering you and your doctor to make informed decisions about your well-being. Let's delve into some key bloodwork markers you will get and the insights they unveil: Complete Blood Count (CBC): This comprehensive panel evaluates your red blood cells (RBCs), white blood cells (WBCs), platelets, and hemoglobin - identifying potential issues like anemia, infection, or bleeding disorders, allowing for early intervention and improved heal ..read more

The "Sleepy Girl Mocktail" has taken social media by storm, promising slumberous nights in just one fizzy little drink. If you’re unfamiliar, this mocktail was introduced on TikTok, and is made of three key ingredients: tart cherry juice, Olipop Pre-biotic soda, and magnesium powder. There is significant research around tart cherry juice and magnesium being beneficial for sleep. However, there are some things to know before you hop on this trend. Let's dive into the science behind these three ingredients, understand their potential drawbacks, and other sleep promoting ingredients. The Key Thre ..read more

While the two (RMR and BMR) are fairly similar and often used interchangeably, there are some key differences between the two. BMR: BMR Definition: The minimum amount of energy your body needs to function at rest - literally keeping you alive (breathing, digestion, etc.). BMR is Influenced by: Genetics, sex, age, and body composition (more muscle mass = higher BMR). BMR is Best Measured: Usually in a clinical setting under very specific conditions (fasting, lying down in a cool room). Use: Provides a baseline for understanding your overall calorie needs. RMR: RMR Definition: The ac ..read more

Let’s clear up the confusion around this heavily-researched supplement, creatine. Creatine is natural substance, found predominately in muscle tissue, and is most commonly used as an ergogenic workout supplement.  In the 2017 International Society of Sports Nutrition’s (ISSN) position stand on creatine supplementation, they declared: Creatine monohydrate is the most effective ergogenic nutritional supplement currently available to athletes with the intent of increasing high-intensity exercise capacity and lean body mass during training. (source) In research, the benefits of creatine pr ..read more

Many of you have likely heard of or even watched Netflix’s recent docuseries "You Are What You Eat”, where identical twins switched diets to explore the power of food. While we don’t completely agree with the research’s limited scope, there are certainly some things to be taken from this “experiment”. That is… the power of the DEXA scan. Check out our recent blog on The Power of the DEXA Scan - Turning Numbers into Results The researchers of “You Are What You Eat” used the DEXA scan as a way of visualizing the real-time effect diet has on bone density and body composition. But here's the thing ..read more

Are you familiar with Dr. Peter Attia's groundbreaking book "Outlive"? Dr. Attia, a world-renowned physician and longevity expert, outlines in his book and various podcasts a comprehensive, science-backed roadmap to living not just longer, but also better. And guess what? Custom Fit offers many of the same tools and services he recommends! Let's go through some of Attia’s top healthspan-increasing recommendations and how Custom Fit’s services can help you: Nutrition Optimization: Dr. Attia emphasizes personalized dietary strategies with his focus on Nutritional Biochemistry. Our team of Regis ..read more

In the heart of San Francisco, Custom Fit is continuing to revolutionize the way we approach fitness and nutrition. Today we’ll be highlighting the DEXA scan. Read about the benefits of DEXA scanning and how it can be the key to unlocking your ultimate wellness journey. Understanding DEXA Scans DEXA, or Dual-Energy X-ray Absorptiometry, is a precise and non-invasive imaging technique that measures body composition with exceptional accuracy. Unlike traditional methods, DEXA provides detailed insights into the distribution of muscle, fat, and bone density, offering a comprehensive view of your ..read more