Fit bit and Apple watch for tracking HRV | The Ultimate Guide to Heart Rate Variability | Tom Nikkola

The Ultimate Guide to Heart Rate Variability (HRV)

Though heart rate variability (HRV) isn’t a new concept, its application in fitness devices, Sleep Number beds, and lifestyle trackers has made it a mainstream health and fitness measurement. But what is heart rate variability? How does your lifestyle affect it? Why is it such a valuable measurement to track … Keep reading…

Tired woman on couch | Tom Nikkola - Does Semaglutide make you tired

Does Semaglutide Make You Tired?

Are you considering Semaglutide to lose weight or manage your blood sugar? Or, have you already started using it? If so, one of the most common questions people ask is, “Does Semaglutide make you tired?” This is a common concern and a fairly common side effect of the medication. For … Keep reading…

Woman stepping on scale in the bathroom

The Best Methods and Tools for Measuring Body Composition

Understanding and monitoring your body composition is a cornerstone of embarking on a healthier, more fit, and active lifestyle. Unlike the simplistic method of tracking weight, evaluating body composition provides a holistic view of one’s fitness. It delineates between muscle, fat, bone, and water percentages, offering a more nuanced insight … Keep reading…

Woman taking a break from running on the beach

This Is Why Women Need Cardio More Than Men

Over the past couple of decades in working with men and women, I’ve consistently seen that women benefit from cardio more than men. Most of the time, when a guy starts eating better and lifts weights, he gets leaner. However, I’ve noticed that for most women, to get leaner, they … Keep reading…

Woman getting her arm checked out by doctor

Golfer’s Elbow: Symptoms, Causes, and the Ultimate Fix

A little while back, I wrote an article about tennis elbow, leading to many more emails and direct messages than I expected. I guess it’s more common among my readers than I realized. Undoubtedly, its close cousin, Golfer’s Elbow, is equally common. It’s also just as painful and stems from … Keep reading…

Older man holding his knee

Why You Should Think Twice Before Getting Cortisone Shots

I was talking to a family member recently about cortisone shots. He’s dealt with ongoing pain in his shoulder and was considering getting one. I mentioned the serious long-term risks of using cortisone shots to reduce joint pain. It’s a conversation I’ve had many times with many people. Afterward, I … Keep reading…

Gym with strength and cardio equipment

Strength Training Before or After Cardio? Find Out Now.

I don’t include cardio and strength training on the same day in all of my programs, but I do in some. The question, then, becomes, should you do strength training before or after cardio? In this article, I’ll review the research behind each approach and then share some practical insights … Keep reading…

Man resting on bench at gym

How to Treat Tennis Elbow Fast: Exercises, Supplements, and Therapies

Tennis elbow, or lateral epicondylitis, is a common condition affecting many people, regardless of whether they play tennis. It occurs when the tendons that attach your forearm muscles to your lateral epicondyle (the bony bump outside your elbow) become inflamed, resulting in pain and tenderness.1American Academy of Orthopaedic Surgeons. (2013). … Keep reading…

Man adjusting scale

Semaglutide: Weight Loss Miracle or Risky Medication?

A while back, my wife, Vanessa, asked me if I’d heard about this new weight loss drug called semaglutide. Neither one of us pay attention to celebrities, but she somehow came across some posts about it. I hadn’t heard about it, and wondered if it was something special or another … Keep reading…