Glenn Koslowski

Glenn Koslowski is a well known coach that has worked with many world class athletes and celebrities when they need to peak for a sports event, movie or photo shoot. With over 15 years of experience in nutrition and training, he always brings his clients to their best shapes and highest athletic abilities in the shortest possible time.

Squats: not as complete as we had thought?

The squat, known and praised by some as the king of leg exercises, has long been considered the most complete exercise for lower body training, due to its ability to engage multiple muscle groups at once, including the quadriceps, hamstrings, glutes, and even the core. However, recent insights and evolving fitness science suggest that the […]Read More

Caffeine: how much is too much and how it affects your body

Caffeine is one of the most widely consumed stimulants in the world, prized for its ability to boost energy, improve focus, and enhance physical performance. However, like any powerful substance, caffeine must be consumed in moderation to avoid negative side effects. This article explores how much caffeine is too much, its effects on hormones, as […]Read More

Vitamin D: why it matters so much for bodybuilding and performance

Vitamin D, often referred to as the “sunshine vitamin,” is a crucial micronutrient for overall health and has powerful implications for bodybuilding and athletic performance. This fat-soluble vitamin not only supports bone health and density but also plays a vital role in muscle function, recovery, and immune support, making it especially important for anyone looking […]Read More

The Heavy-Duty training method: extreme growth with lots of rest

The Heavy-Duty training method, pioneered by legendary bodybuilder Mike Mentzer, offers a very unique and intense approach to building muscle. This training philosophy challenges conventional high-volume routines by emphasizing short, high-intensity workouts with extended recovery periods. In this article, we’ll look into the principles of the Heavy-Duty training method, its benefits, how to effectively incorporate […]Read More

Thyroid Basics: What you should know about this gland

The thyroid gland, a small butterfly-shaped organ located at the base of our necks, plays a crucial role in regulating our body’s metabolism, energy levels, and overall performance. For bodybuilders, maintaining optimal thyroid health and manipulating thyroid function is essential, as it directly influences muscle growth, fat loss, and workout efficiency. In this article, we’ll […]Read More

Nandrolone and joint health: mechanisms, benefits and risks

Nandrolone, a synthetic anabolic steroid, has long been recognized for its muscle-building properties. Beyond its use in bodybuilding and treatment of muscle-wasting conditions, nandrolone has garnered attention for its potential benefits to joint health. This article delves into how nandrolone may influence joint health, examining both the clinical and anecdotal evidence, as well as the […]Read More

Understanding Maximum Recoverable Volume (MRV)

In bodybuilding, making the most out of your training protocols is crucial for maximizing muscle growth and achieving peak performance. One concept that has gained significant traction among athletes and coaches and is extremely important to do just that is Maximum Recoverable Volume (MRV). MRV refers to the highest volume of training that an individual […]Read More

The importance of deloading in bodybuilding

When pushing physical limits is the norm, it’s easy to get caught up in the trap of constant progress. Well, let me break it down to you: there’s no such a thing. Eventually, pretty much anybody will hit a halt or even experience reduced performance if they’ve been training hard enough for long enough. As […]Read More

Stretching between sets: is it a good idea?

In the world of fitness, optimizing training methods to achieve higher levels of performance and increase the gains is something we all look for. While traditional approaches prioritize rest or light activity between sets, a growing amount of evidence suggests that incorporating stretching into this inter-set period can have real benefits. In this article, we […]Read More