energy stores
How long should you rest between sets to maximize your results when resistance training? It all depends on what you’re trying to achieve. Find out how rest periods impact the results you get when you train and how to decide how long to rest between sets.
What is it that motivates you to eat – or to overeat? Your appetite is regulated by a complex group of peptides including appetite hormones like leptin, produced by fat cells. Leptin turns off your appetite and reduces the desire to eat. Ghrelin, a hormone produced by the lining of your stomach has the opposite effect – it strongly stimulates the desire to eat. Think mad rush to the refrigerator! These hormones exert their effects on a portion of your brain called the hypothalamus.
You’ve lost weight? Congratulations! Now comes the hard part – keeping it off. Unfortunately, sometimes your body works against here. Here are three hormones that make it more difficult to maintain your new weight once you’ve lost it.
Insulin is a hormone that’s vital to life. It helps your body store energy and hold onto body fat. On the other hand, it also helps you build muscle when you work out. Find out more about the science of insulin, how it can work in your favor – and work against you too.
You’re probably pretty aware of what you’re eating, especially if you’re trying to control your weight. But how concerned are you about when you eat? According to a new study, when you eat your big meal of the day may have a significant impact on how much weight you lose. Find out more.
Growth hormone, testosterone, epinephrine – they all play a role in help you build a better physique. Now there may be a new one to add to the list – irisin. New research suggests that irisin may play an active role in fat burning and may partially explain the after-burn effect that occurs after intense exercise. Find out more about this novel hormone named after a Greek goddess.
Find out what research shows about the link between exercise and appetite and whether you’ll eat less after you work out.
