Do antioxidants preserve aging muscle, or is the promise ahead of the evidence? A 2026 review found strength improvements more often than gains in muscle mass, and cautioned that high-dose supplements may interfere with exercise adaptations. Resistance training and adequate protein remain better-supported foundations.

Testosterone Replacement Therapy Myths, Debunked: What the Research Actually Says Summary TRT does not cause prostate cancer — the largest randomized trial to date found no significant difference in PCa incidence compared to placebo, which helps dispel one of the common Testosterone Replacement Therapy Myths. Current evidence, including the TRAVERSE trial, shows TRT does not raise heart attack or stroke risk in hypogonadal men.

Melatonin and body composition became an interesting research question after a 2016 trial reported lower DXA-estimated fat mass in postmenopausal women taking melatonin for one year. That does not make melatonin a fat burner—or a muscle-building supplement—but it does make the study worth a closer look.

Oo and colleagues’ Springer chapter found no significant chest-growth or strength advantage for bottom-half lengthened partials over full-ROM bench pressing.

A large meta-analysis found that people with larger calf circumferences had a lower risk of death during follow-up. However, this does not mean that failing to train your calves increases your mortality risk. Calf size may be a visible marker of muscle reserves, nutrition, physical function, and overall health.

Does Sleep Really Affect Muscle Growth? If you're training hard but not seeing the gains you expect, your sleep quality may be the missing variable. Research consistently shows that sleep and muscle growth are closely connected, as sleep is one of the most powerful — and most overlooked — factors in muscle protein synthesis and recovery. The Science: How Sleep Drives Muscle Growth…

New research reveals vitamin D deficiency may be limiting your muscle gains. Learn the optimal dose, timing, and what the science actually says about vitamin D and muscle growth.

GLP-1 Drugs Are Changing Weight Loss — But at What Cost to Your Muscle? GLP-1 receptor agonists like semaglutide (Ozempic, Wegovy) and tirzepatide (Mounjaro) have revolutionized weight loss. But there's a critical problem: studies show that 25-40% of weight lost on these drugs comes from lean muscle mass, not just fat. For anyone who cares about long-term metabolic health, strength, and body composition, this is a serious concern.

Li and colleagues’ Frontiers in Nutrition review found whey ranked highest for lean mass during resistance training, although several comparisons were uncertain.

Based on a 2025 systematic review of 14 randomized controlled trials, researchers found that leucine supplementation alone does not significantly improve muscle growth, strength, or recovery. Only one study showed a minimal benefit, while the rest showed no notable differences compared to placebo groups. The findings suggest that leucine’s benefits are overstated when taken in isolation, particularly when a balanced diet is already in place.

The latest literature review again finds that you should save money using BCAA supplements. The review examined 21 studies (i.e., 8 resistance exercise studies included) on the effects of BCAAs on performance, muscle soreness, recovery, body composition, and anabolic hormone responses among athletic populations. The review concluded that BCAA powders would not result in gains in muscle mass or performance if the protein intake were sufficient.

Most bodybuilders take a nitric oxide (NO) product before exercise to increase muscle pumps and build muscle, but taking a new and novel whey protein powder may also help with getting better pumps.

Protein is a crucial nutrient required by the body, especially for building and maintaining muscle mass. However, many myths surround protein consumption, often leading to confusion. Many bodybuilders go above the recommended protein intake for muscle growth. This blog post aims to debunk these myths and provide you with an optimal protein intake plan for muscle growth. This article will explore and delve into a recent titled “

Key Findings on Omega-3s and Protein Synthesis: This study set out to determine the relationship between omega-3s and protein synthesis. Some studies have found beneficial effects of omega 3's and protein synthesis, whereas others have not. Omega-3 supplementation did not have a beneficial effect on muscle protein synthesis rates in young, healthy adults or clinical populations. Individuals with chronic inflammation or chronic disease such as muscle wasting might experience greater benefits from omega-3 supplementation.

Can you use time-restricted eating bulking to gain muscle while limiting unnecessary fat gain? A 12-week study in resistance-trained adults suggests that you may be able to. However, the result came with an important catch: the group using time-restricted eating also consumed fewer calories than planned.

Does protein timing actually matter for muscle growth? The science on the anabolic window, optimal protein distribution, and pre-sleep protein for maximizing muscle protein synthesis.

A 12-week randomized, double-blind trial in the Journal of the International Society of Sports Nutrition found that creatine for older adults increased lean tissue mass, improved strength, and supported better body composition when paired with exercise and a modest calorie deficit (Chun et al., 2026).

Here's something lifters argue about constantly: if you suddenly pile on a lot more sets, does resistance training volume affect muscle hypertrophy in a negative way? Can too much volume actually stop you from growing — or even make things worse?

Omega-3 fatty acids have long been celebrated for cardiovascular health, but emerging research reveals a compelling role in muscle protein synthesis, recovery, and hypertrophy. This article explores the connection between omega-3 and muscle growth, highlighting what the current evidence shows for athletes and fitness enthusiasts. Key Takeaways on Omega-3 and Muscle Growth Omega-3s enhance muscle protein synthesis: EPA and DHA activate mTOR signaling pathways that drive muscle building…

Does Creatine Timing Actually Matter? If you've been taking creatine, you've probably wondered: does it matter when you take it? Many people want to know the best time to take creatine. The short answer from the research is that consistency matters far more than timing — but the science does reveal some nuances worth knowing. A 2021 meta-analysis published in…

Fixed rest periods of roughly 2–3 minutes produced similar lower-body muscle, strength, and endurance outcomes to self-selected rest in an eight-week study of trained adults—but the fixed-rest group finished workouts about 29% faster (Mohan et al., 2026).

In a three-week randomized crossover trial published in Cell Metabolism, Preston and colleagues (2025) found that men eating a diet consisting of 77% ultra-processed foods (UPFs) gained significantly more body weight (up to 1.41 kg / 3.10 lb) and fat mass (up to 1 kg / 2.20 lb) compared to an unprocessed diet, even when calories and macronutrients were matched.

A new randomized controlled trial set out to settle the creatine timing debate once and for all — before or after training? The result? Neither side won. But before you file this under "timing doesn't matter," the more important finding is buried in the methods: participants averaged roughly 2.5 grams of creatine per day. That's well below the 3–5 g/day the evidence requires for intramuscular saturation — and it almost certainly explains why nobody improved beyond what training alone produced.

A 2026 narrative review published in Sports Health tells a different story. Researchers from the Mayo Clinic combed through the evidence on every major legal testosterone-optimizing strategy — from nutrition and sleep to exercise, supplements, and environmental factors — and the results might surprise you.

Fat Loss Cellular Health Benefits Key Takeaways The latest research highlights how fat loss cellular health benefits extend deep into our biology. Specifically, weight loss reduced markers of cellular senescence (aging-related cell damage) in multiple cell types within fat tissue (Miranda et al., 2025). This biological shift suggests that losing body fat effectively "cleans up" the cellular environment. Inflammation decreased as macrophage (immune cell) levels fell from 31% to 18% of total cells.

A new review suggests that building muscle reduces body fat more consistently than many people realize. Across 122 studies, researchers found that muscle hypertrophy was repeatedly associated with lower fat mass and better blood sugar markers. The findings provide some of the strongest evidence to date that building muscle reduces body fat across a wide range of populations and interventions.

In a comprehensive review published in Nutrients, Igor Wesołowski and colleagues demonstrate that creatine monohydrate for endurance recovery can significantly enhance repeat-sprint performance and reduce markers of muscle stress, proving it is a vital tool for endurance athletes

How Myo-Reps Affect Muscle Recovery: Build More Muscle in Less Time Key Takeaways: This article explores how myoreps affect muscle recovery so you can make informed decisions about your training. Understanding how myo-reps affect muscle recovery can help you optimise your gym results. Understanding how myo-reps affect muscle recovery reveals why trained men achieved similar gains in 62% less workout time…

Learning how to use lifting straps properly can enhance performance, it’s crucial to understand that they enhance grip strength, allowing weight lifters to handle heavier weights on deadlifts, leading to increased volume and increased muscle growth. Lifting Straps: Why Using Them Can Help Pack on More Muscle Summary The study found that lifting straps can increase maximal strength and lower fatigue during exercise leading to enhanced performance.

Some may think that consuming more protein (i.e., > 1 gram per pound of body weight) is necessary to build more muscle, but this is contrary to the research. One of the most common bro-science discussions about protein is what proteins suppress muscle protein breakdown. When looking to increase muscle mass, athletes should look to optimize the anabolic response by increasing muscle protein synthesis

Looking to build a stronger, more defined chest? Check out our top 5 exercises that are better than the bench press for chest hypertrophy. These exercises include weighted dips, cable crossovers, incline dumbbell press, decline dumbbell press, and dumbbell flyes. Incorporating these exercises into your workout routine can help you achieve optimal muscle growth and definition in your chest.

The squat is a great exercise for the legs, but it depends on several factors, such as how deep you are going down will determine which muscles are optimized. Doing a half-squat will cause greater activation of the quads, with less activation of the glutes. Whereas a deeper squat, there is more glute growth. The studies overwhelmingly show that the hamstrings or calves do not increase muscle size during squats. To optimize growth, other exercises need to be performed for the calves and hamstrings to increase muscle growth

Inflammation is part of the normal repair process for muscle recuperation and necessary for muscle adaptations. Inhibiting inflammation with ice baths, cryotherapy, and NSAIDS reduces protein synthesis and impairs muscle hypertrophy.

Shorter rest periods can reduce training volume and result in a lower muscle stimulus compared to longer rest periods. Shorter rest periods can result in more muscle damage than longer rest periods.

Beta Alanine supplementation for 8 weeks failed to increase muscle growth, strength, and muscle endurance with a bodybuilding style workout with 12 reps and 1 minute rest periods. Beta Alanine is probably best used with high-intensity exercise with short rest periods such as rest-pause training, CrossFit, dropsets, or high rep training (>20-30 reps).

All muscle contractions are equally important for muscle growth. Overloading the eccentric component results in more muscle damage and soreness at first. The muscle then protects itself from further damage through the repeated bout effect. After that, muscle damage and soreness are diminished. If you incorporate heavy eccentric exercise into your routine, you will probably need to reduce your workout frequency to accommodate the excess muscle damage and soreness.

Most people assume that if you skip breakfast, your metabolism will decline, but this has not been shown to occur. The sum collection of the studies shows that breakfast consumption plays a minor to small effect on total energy balance and body weight changes. Therefore, the current research does not support a causal role of breakfast consumption in preventing obesity, but breakfast consumption may promote better insulin sensitivity

The study suggests that localized muscle training (i.e., spot reduction) has no effect on localized adipose tissue stores, regardless of the characteristics of the population and the exercise program. Before you purchase the latest exercise equipment that promises you the lose fat in a certain region by targeting a muscle group is more likely marketing hype than actual science.

Protein has several beneficial effects for reducing body fat, preserving/increasing lean muscle mass, increasing activity-related energy expenditure, and decreasing body fat, mainly thru reducing appetite.

It's advantageous to be in a caloric surplus to gain muscle, but bodybuilders should strategically monitor their surplus so they don't gain excess body fat.

Both lower and higher carbohydrate diets gained muscle mass equally. Strength gains were similar between lower and higher carbohydrate diets.

A 2025 study found many fish oil supplements are already rancid. Learn how to identify quality fish oil, what oxidation markers to check, and what to look for in 2026.

In a 2026 Frontiers in Nutrition meta-analysis, Bonnechère et al. found that exogenous ketone supplements deliver a modest but statistically significant improvement in cognitive performance across diverse populations, highlighting their potential as a practical tool for enhancing focus and mental clarity.

In a revealing analysis published in the journal Current Opinion in Clinical Nutrition and Metabolic Care, lead author Paula G. Fassini examines the "fragile consensus" surrounding Omega-3 benefits, highlighting critical research which shows that many commercial supplements are actually oxidized fish oils that fail to meet purity standards and may provide fewer health benefits than the fresh dietary sources they are intended to replace.

In a 2026 study published in the European Journal of Applied Physiology, Salvador Vargas-Molina and colleagues found that resistance-trained individuals gained up to 1.04 kilograms (2.3 pounds) of muscle while losing as much as 2.94 kilograms (6.5 pounds) of fat on a high-protein diet at maintenance or in a slight calorie deficit, suggesting you may not need to bulk to gain muscle.

In this 2026 SportRxiv study by James Steele, researchers explore the surprising discovery that 9 sets per week produced the same muscle growth as 36 sets, proving that more volume isn't always better for experienced lifters.

Caffeine before workouts for muscle growth may help increase muscle size over time by improving training performance, increasing workout effort, and allowing for greater training volume. However, its effects are indirect and depend on consistent resistance training.

Key Takeaways Beet root and muscle growth do not seem to go hand in hand in this new study, even though beetroot remains useful for heart and blood vessel health. Participants gained muscle and got stronger from resistance training itself, whether they used beetroot juice or not. The wider research on beetroot juice before workout use, beetroot juice for bodybuilding, and beetroot pre workout benefits suggests real value for blood flow and endurance, but not much support for greater muscle gains.

An analysis of Lak et al. published in the Journal of the International Society of Sports Nutrition showing that twelve weeks of creatine supplementation in resistance-trained men did not increase dihydrotestosterone levels and produced no changes in hair density, thickness, or follicle health, challenging the common belief that creatine causes hair loss.

In Goli’s International Journal of Exercise Science study, partial reps to failure produced about the same calf muscle growth as traditional full-range training over 10 weeks, but did so with half as many sets, making the method especially appealing for lifters who want efficient muscle-building workouts.