Male Puberty Hormones and What They Do Although puberty can be humiliating, its actual purpose is to enable sexual reproduction. The process taking place inside a pubescent boy's body to bring about reproductive ability is quite complex. We'll learn the basics of it in this section. At arou...
Take, for instance, the thyroid and the two hormones it produces, triiodothyronine and thyroxine. These hormones travel to most of the body’s cells, where they influence how quickly those cells use energy and how rapidly they work. In turn, that regulates everything from breathing rate to he...
Well, whale snot has actual whale cells in it, which contain things like DNA, a sample of the animal's microbiome, and hormones that can tell scientists a bunch of different things, from whether the whale is sexually active to how stressed out it is. Not only that, the old way of col...
The spider's blood, called hemolymph, circulates oxygen, nutrients and hormones to the different organs in the body. Unlike humans, spiders have an open circulatory system. The spider's simple heart -- a tube surrounded by a muscle, with a one-way valve on each end -- pumps blood into...
Primer pheromonesaffect hormones, for example during pregnancy ormenstrual cycles. It's debated whether pheromones play a role in human attraction. (Photo credit: Martinmark/Dreamstime) How Do Pheromones Work? Mammals detect pheromones through the olfactory system deep inside their nose. This is the...
The hormones FSH and LH stimulateovulationand the production of estrogen. After ovulation, the remains of the follicle (corpusluteum) produce progesterone, in addition to estrogen. After pregnancy, the placenta also starts to produce progesterone, keeping its levels high and preventing ovulation during...
Sometimes, it's simply your daily life that throws hormones out of whack. Stress, weight loss or gain and even a new intense workout are all enough to cause temporary problems with ovulation, but sometimes hormone imbalances occur because your body's systems are malfunctioning. ...
Her hormones are laying the groundwork for great unrest and change -- puberty is on its way. Puberty starts when a small gland inside the middle of the base of your brain (the hypothalamus) begins to distribute a chemical it has been sitting on for years and years. This chemical is ...
group of naturalendogenoushormones in women and are present in smaller quantities in men. Estrogens are the primary hormones responsible for the development and maintenance of the female reproductive system and secondary sexual characteristics. Estrogens also play an important role in male sexual function...
Parallels exist in the brain regarding how ovarian hormones affect depression and addiction. Source: Silviarita/ Pixabay We're often told how the foods we eat, the amount of exercise we do, and even the quality of our sleep, can all impact our mood and mental health. Bu...