Supplements are now a billion-dollar industry, with athletes and fitness enthusiasts turning to everything from protein powders to fish oil in hopes of building muscle and speeding recovery. But with so many options—and plenty of hype—how do you know what actually works? If you’re already taking a basic multivitamin and omega-3 supplement, you may be […]
Do You Really Need Supplements to Build Muscle? Read More »
When it comes to building muscle mass through strength training, one key variable stands out: weekly training volume. Defined as the total amount of weight lifted per week (sets × reps. × load), training volume is a critical driver of muscle hypertrophy. But how should you increase volume week-to-week to get the best bang for
Best Weekly Training Volume for Muscle Growth Read More »
Introduction In today’s fast-paced world, taking 20–30 minutes each morning to focus on mobility, flexibility, and controlled movement can dramatically improve how your body feels and functions. At Jefit, we refer to this as a daily pliability or a movement prep session—a structured series of movements that help open tight areas, restore joint range of
Daily Mobility Matters: The Benefits of Training with Jefit Read More »
Introduction There was a thought-provoking article published in the New York Times this week, titled Do We Age Steadily, or in Bursts? New technologies are giving scientists a better understanding of how the process actually works. As someone in the middle of these age groups, I get what the author, Mohana Ravindranath, so eloquently writes
How to Slow Aging: Science-Backed Tips to Stay Strong and Sharp Read More »
Introduction Tired of guessing how hard you should push during your workouts? The Repetitions in Reserve-based Rating of Perceived Exertion (RIR-based RPE) scale offers a smarter way to measure training intensity without relying solely on percentages or max tests. Whether you’re aiming to build strength, gain muscle, or avoid burnout, this autoregulation tool helps tailor
Using the RIR-Based RPE Scale for Smarter Strength Training Read More »
Introduction Are you looking to improve your athletic performance and jump higher than ever? A powerful vertical jump is more than just a flashy skill. It’s a sign of strong, coordinated and explosive legs. It reflects your ability to generate force quickly, which is essential for success in almost any sport. Developing that kind of
Are Plyometric Exercises the Key to an Improved Vertical Jump? Read More »
Introduction When your goals are to build strength and decrease body fat, the path you choose in the gym matters. Many gym-goers stick to either traditional strength training or circuit training—but combining both can offer superior results. By leveraging the benefits of each, you can stimulate muscle growth, torch calories, and improve your overall fitness
Build Strength & Burn Fat: Combine Strength Training and Circuits Read More »
Is Direct Arm Training Still Necessary? Here’s What the Experts Say In today’s fitness culture, where functional training and time efficiency rule, direct arm training has taken a back seat to compound lifts and high-intensity circuits. But should it? According to new insights from EMG (electromyography) research and strength coaching circles, the answer may not
Best Arm Exercises Backed by Science Read More »
Introduction When people think about building stronger hips, the glute muscles usually come to mind first. Another important area, though, for building and maintaining hip strength, are the hamstrings. The glutes are the biggest prime mover in hip extension, but the often neglected hamstring muscles are also important. Developing additional hamstring strength improves knee flexion
Build Stronger Hips With These 4 Hamstring Exercises Read More »
Introduction The amount of bodyweight someone carries does not distinguish between muscle and fat weight. Overall bodyweight does not paint a true picture of how well someone is doing regarding their diet and exercise. For example, when someone steps onto the scale, it tell them an overall weight, say 227 pounds. The real focus, though,
How to Easily Calculate Your Muscle Mass and Fat Read More »
Introduction When it comes to strength training, the posterior chain—made up of the glutes, hamstrings, and lower back—is the powerhouse of the body. Exercises like the barbell hip thrust, prone hip extension, and back extension on a machine are vital for developing posterior strength, improving athletic performance, reducing injury risk, and enhancing posture. Scientific research,
Top Hip & Back Extension Exercises for Posterior Chain Power Read More »
Introduction Building strong and defined shoulder muscles, specifically the deltoids, requires a well-rounded approach that not only targets the superficial muscles but also strengthens the deep intrinsic stabilizers of the shoulder, like the rotator cuff. This strategy improves not only shoulder integrity, it helps prevent injury, and supports long-term gains as well. Why Start with
Best Exercises to Build Strong & Defined Shoulder Muscles Read More »
