studies

A Science-Backed Supplement Fix Zap zits from the inside out with the right supplement and dietary tweaks. Here's the science. I had a pepperoni pizza face back in high school. I tried every over-the-counter acne treatment available: all the soaps, creams, and acids. Nothing worked. Finally...

Immunity, Fat Loss, and Much More It definitely boosts immunity and helps with fat loss, but what else could this natural substance do? Here's the new science. Ask a strength coach what creatine does, and he'll talk about pumps and performance. Ask a neurologist and he'll talk about the brain...

Omega-3s and Attention Deficit Disorder Maybe you have ADHD. Or maybe, in today's attention-stealing world, you occasionally have a few of its symptoms. This substance may help. I have mixed feelings about ADHD (attention deficit hyperactivity disorder). On one hand, it's a real condition and...

Reverse Fat Storage This natural substance is used for estrogen control and testosterone production, but it has a fun side effect: waist circumference reduction. Some nutritional supplements are difficult to market, but it's not because they don't work. It's because certain supplements have a...

Does Fish Oil Improve Body Comp? Does fish oil help with fat loss and muscle gain? If so, how much do you have to take? We finally have the answer. Back in the 1990s when fish oil supplements gained attention, some people took mega-doses of it – dozens of daily capsules – and reported fat loss...

Animal Research Has Both Pluses and Minuses There are good reasons why scientists use animal studies to study drugs and supplements, but should you be skeptical of the results? I report on a lot of scientific studies, many of them involving supplements. Much of the time, the animal studies I...

A Science-Backed Supplement Fix Zap zits from the inside out with the right supplement and dietary tweaks. Here's the science. I had a pepperoni pizza face back in high school. I tried every over-the-counter acne treatment available: all the soaps, creams, and acids. Nothing worked. Finally...

Studies show that only one hour a week of this type of exercise works better for fat loss than seven hours a week of jogging. Get the workout here. Who would lose more fat? The person who decided to jog or do some other form of longer duration cardio for 1 hour, 7 days a week? The person who...

Ashwagandha leaf extract is derived from the Withania somnifera plant and is thought to have an array of benefits. You’ve probably seen it in your local health store in pill form but understanding a compound that is difficult to pronounce might have you baffled as to the benefits. That said...

Ashwagandha leaf extract is derived from the Withania somnifera plant and is thought to have an array of benefits. You’ve probably seen it in your local health store in pill form but understanding a compound that is difficult to pronounce might have you baffled as to the benefits. That said...

The first step to a ripped physique is to gain control of your appetite. These products can help. By Jenevieve Roper, PhD, CSCS, CISSN, SFN Surviving the holidays unscathed is hard enough as it is, but adding in the potential of weight gain from all the family meals you’re expected to...

The first step to a ripped physique is to gain control of your appetite. These products can help. By Jenevieve Roper, PhD, CSCS, CISSN, SFN Surviving the holidays unscathed is hard enough as it is, but adding in the potential of weight gain from all the family meals you’re expected to...

What Is Rhodiola Rosea? Rhodiola rosea, also known as Golden Root or simply rhodiola, is a plant that grows in cold parts of the world, including the Arctic regions of Europe, Asia, and North America. It’s known as an adaptogen, which is a substance that causes an imperceptible level of stress...

What Is CLA? CLA stands for conjugated linoleic acid and refers to a group of naturally occurring fatty acids. CLA is found primarily in the meat and dairy of ruminants such as cows, goats, sheep, and buffalo, though the amount can vary depending on the animal’s diet, altitude, breed, and...

Purpose and Hypotheses Purpose The purpose of this narrative review was “to discuss the impact of stretch-induced mechanical tension as an underlying mechanism on muscle hypertrophy and strength enhancements.” Hypothesis The authors did not explicitly state any hypotheses, which is common for...

High protein diets have long been associated with causing several health issues. Most notably, kidney damage, bone loss, and even cancer. But do they, though? The short answer: no. The long answer: this article. 1. High Protein Diets and Kidney Damage One of the most pervasive nutrition myths...

A couple recent studies have shown that HMB – a legal supplement – works better than moderate-dose steroids. Is it the next wonder-supplement or just hype? I’ve been debating for a few days about whether I should write about this HMB controversy or not. I’m quick to call out ideas that are...

Protein. It’s every bodybuilder’s favorite macronutrient and for good reason. Protein is extremely essential, super satiating and amazingly anabolic. Protein is awesome… but you’re consuming too much of it. Like most myths, the belief that you should take in 1g/lb of body weight has become so...

With an aging population, there has been a definite uptick in interest in anti-aging peptides. While they cannot perform miracles, therapeutic peptides may address some of the factors contributing to premature cellular aging. Breakthroughs in peptide research could lead to more products on the...

NO, THEY DON'T CAUSE BRAIN CANCER Artificial sweeteners tend to make people skittish. It's understandable because you sure don't have to search too hard to find internet accounts of sweetener-caused brain cancers, epileptic seizures, or paradoxically, obesity. Here's the thing, though. Those...