composition

There are several methods to measure body fat, each with its level of accuracy, cost, and accessibility. Here are some common methods: 1. **Calipers (Skinfold Measurements):** This method involves using calipers to measure skinfold thickness at specific points on the body. The measurements are...

Testosterone replacement therapy (TRT) involves the administration of testosterone to increase low levels of the hormone in men. While TRT can have various effects on the body, including potential benefits for muscle mass and strength, its impact on body weight can vary among individuals. Here...

Insulin-like growth factor (IGF-1) is a hormone that plays a key role in growth and development. It is produced in the liver and other tissues in response to stimulation by growth hormone. IGF-1 is known to have various effects on the body, including influencing body composition. Here are some...

Intermittent fasting (IF) is an eating pattern that has gained popularity in recent years, and it can be incorporated into a bodybuilding or fitness regimen. IF involves cycling between periods of fasting and eating, and it can potentially offer several benefits for bodybuilders when done...

The hamstrings are right around a 50-50 split between fast twitch and slow twitch muscle fibers. This means that a wide variety of repetition and rest period ranges should be used to train the hamstrings. In addition, remember to include BOTH knee flexion-based and hip extension-based hamstrings...

Both the biceps and triceps are fast twitch dominant muscle groups, meaning that the majority of training should be spent with heavier weights and longer rest periods (1-3 mins for smaller muscle groups). However, the triceps may have some differences in fiber type composition between individual...

The macronutrient content of a meal can influence how many calories you burn throughout the day; this is referred to as, “diet-induced thermogenesis.” While this particular study is a little older, it is well-accepted that higher protein meals will induce greater energy expenditure than high...

Intense training programs will significantly increase energy expenditure which means, if you want to maintain weight, you’ll need to eat about 15% over your maintenance calories. If your goal is to gain weight, this should be a minimum requirement! However, if you want to lose weight, eating at...

Going extra hard in the gym and just eating "whatever" isn't really a great idea if you want to make tangible progress in improving body composition. 😬 -- While exercise is an important part of the energy balance equation, remember that it’s only a tool. Although it may add several hundred...

The Effect of Oxandrolone on the Endocrinologic, Inflammatory, and Hypermetabolic Responses During the Acute Phase PostburnMarc G. Jeschke, MD, PhD,*† Celeste C. Finnerty, PhD,*† Oscar E. Suman, PhD,*† Gabriela Kulp, MS,* Ronald P. Mlcak, PhD,* and David N. Herndon, MD, FACS*† Marc G...

New Study: Growth Hormone Does Not Boost Exercise Performance Some bodybuilders use growth hormone (GH) to gain a competitive edge, but what are the real benefits? A study just published in Growth Hormone & IGF Research found that GH administration elicits significant changes in body...

A new study published in the journal Clinical Endocrinology indicates that regular use of a melatonin supplement results in a leaner, more muscular body. Long used to improve sleep by regulating circadian rhythms, melatonin has several other health-promoting properties. A group of older subjects...

Before finally getting into a discussion of the different dietary approaches out there, I want to adress one of the bigger points of contention in the dieting literature: is a calorie a calorie? Simply put, the debate comes down to this: all that matters is caloric balance (calories in versus...

<!-- react-text: 641 -->Do This During Meals to Improve Body Comp<!-- /react-text --> <!-- react-text: 716 -->• Do you consider yourself a fast eater, a slow eater, or a just-the-right-speed eater? • Compared to others, do you eat faster than them, slower than them, or at the same speed?<!--...

Does the Scale Lie? I was going to title this post, “The Scale Is a Liar” and that’s it. Then I saw that articles on this subject have already been written by the dozens. After skimming through them however, I was shocked to see how many of them were giving the wrong advice: “Throw...

In vitro and in vivo effects of IGF-I on adiposity in HIV-associated metabolic disease: a pilot study.Kim RJ1, Vaghani S, Zifchak LM, Quinn JH, He W, Tebas P, Frank I. Author information AbstractBACKGROUND AND AIMS:<abstracttext label="BACKGROUND AND AIMS" nlmcategory="OBJECTIVE">We tested the...

Until fairly recently the mere suggestion of using the essentially male hormone testosterone to treat female patients would have been considered out of the question by the majority of the medical profession. However, with leading pharmaceutical company Procter & Gamble announcing the development...

Albuterol Study with Caffeine : Burns Fat and Builds Muscle in RatsObesity Study The effect of caffeine and albuterol on body composition and metabolic rate. Liu AG1, Arceneaux KP 3rd1, Chu JT2, Jacob G Jr2, Schreiber AL1, Tipton RC2, Yu Y1, Johnson WD1, Greenway FL1, Primeaux SD1,2. Author...

Whether your priority is looking good in a bathing suit or living to see 100, there’s one piece of information that might stand in the way. Body composition, the measure of fat mass to lean tissue (including bone, muscle, ligaments, tendons and organs), is an important metric that often gets...