Alexi Pappas has one impressive resume. Greek-American runner. Author. Actress. Olympian. Greek national record holder in the 10,000 meters set at the 2016 Summer Olympics. There’s not much this woman hasn’t done. And there’s no limit in sight for what she will achieve in her life. But her accomplishments, drive, and perseverance weren’t possible without consistent recalibration and self-check-in. Alexi wanted objective, science-backed indicators to measure and evaluate her performance, health, ...

I often get asked for perspective on how running as a mother is different from running life without kids. The answer is, I really don’t know. I didn’t start running with any amount of seriousness until after my first child was born, and this may be where my burst of visceral energy came from. Giving birth and raising children has been the most invigorating, exhausting whirl of momentum I have yet to experience in my life. For me, running and motherhood have always been woven together in a wild ...

How do you coach a client to go from good, to great, to optimized? As a performance or nutrition professional, you know that, in order to help each individual client excel, you need to provide personalized training plans, nutrition guidelines, and recommendations. But it’s difficult to make truly personalized recommendations when you have an incomplete picture of what’s going on inside your athletes—and how their bodies are responding to changes. That’s where InsideTracker Pro comes in.

Research shows that a healthy gut microbiome can be beneficial for many aspects of overall health, wellness, and longevity. Optimizing gut health can promote immune system health, reduce inflammation, balance hormones, and improve the digestion and absorption of food—all actions that are also important components of being a healthy athlete. So, is there a connection between gut health and performance? Here's a synopsis of what the science says about the connection between a healthy gut and ...

Dearest runner, We only have this one body. We only have this one life. We only have a finite amount of time. We can and should fill it full of adventures!

I think our definition of success in sports is incomplete. We watch athletes reach top podium spots and break records, but we pay no attention to how long these winners stay in the sport. How many years do their bodies let them show up to start lines and reach finish lines? Longevity, right now, doesn’t count enough towards our measure of success. In March 2020, I finally admitted to having an eating disorder. Many have spoken up before me. I've read stories from athletes who I thought had ...

InsideTracker users have been able to uncover seemingly small details in their bloodwork that have proven implications on their athletic performance. We (virtually) sat down with a few athletes who’ve shared their Inside Story, and you may find that you have a few things in common with these professionals. 

Should athletes turn to blood tests to improve their performance? Blood tests can help athletes measure specific biomarkers related to performance and give them an edge over the competition. Blood analysis provides a unique window into an athlete’s health and performance. Certain biomarkers like vitamin D and ferritin can directly impact athletic performance, while others like cortisol and creatine kinase can provide insights into overtraining and injury prevention. Athletes can now rely on ...