curiosities about the human body

Catabolism is a metabolic process of the body that aims to produce simple molecules from other more complex, such as the production of amino acids from proteins, which will be used in other processes of the body. For the body to function properly, catabolism must occur along with anabolism, which corresponds to the process in which simple molecules are transformed into more complex molecules, favoring the gain of muscle mass, for example

Exercises to thicken the voice should only be performed if this need exists. It is important for the person to think if he or she needs to have a more serious voice, as it may not match the person or even harm him / herself, as some people may try to force their voices or yell. These exercises should be performed under the supervision of a speech therapist, so that they are executed correctly and in a way to avoid injuries

The intestine is a tube-shaped organ that extends from the end of the stomach to the anus, allowing the passage of the digested food and being about 7 to 9 meters in length. The intestine is one of the most important parts of the digestive system and can be divided into 2 main parts: Small intestine : It is the first part of the intestine, which connects the stomach to the large intestine

The human body contains about 70 to 80% water and all its cells are immersed in a liquid, called an interstitial fluid, which has a composition very similar to sea water, as well as blood plasma. Thus, sea water has a great compatibility with these fluids, having numerous health benefits, since the human being needs all the minerals that are present in the sea water

The digestive system, also called digestive or gastro-intestinal (SGI) is one of the major systems of the human body and is responsible for food processing and absorption of nutrients, allowing the body to function properly. This system is made up of several organs, which act together to carry out the following main functions: Promote the digestion of proteins, carbohydrates and lipids from foods and beverages consumed; Absorb fluids and micronutrients; Provide a physical and immunological barrier for microorganisms, foreign bodies and antigens consumed with food

Gordofobia is characterized by a prejudice towards fat people, due to a pattern of beauty imposed by society, in which the ideal and perfect body is a tall, lean body with curves and no cellulite. People with gordofobia have a judgmental behavior towards fat people, criticizing them, ridiculing them and making them feel abnormal, even without having this awareness

The chronotype refers to the differences in performance that each individual has in relation to the periods of sleep and wakefulness throughout the 24 hours of the day. People organize their lives and activities according to a 24-hour cycle, that is, with certain times of waking, entering work or school, performing leisure activities and bedtime, being able to have more or less income in certain hours of the day, which influence and are influenced by the biological cycle of each

ASMR is the acronym for the English expression Autonomous Sensory Meridian Response and represents a pleasant sensation of tingling that is felt in the region of the head, neck and shoulders when you hear someone whispering or making repetitive movements . Although not everyone feels that ASMR is enjoyable, whoever gets this feeling claims that it is able to relieve anxiety and depression crises, being increasingly used as a relaxation technique, even if it is just for better sleep, for example

The female reproductive system corresponds to a set of organs mainly responsible for female reproduction and have their functions regulated by the female hormones estrogen and progesterone. The female genital tract is composed of internal organs such as two ovaries, two uterine tubes, uterus and vagina, and external organs, the main organ of which is the vulva, which consists of large and small lips, pubic mounds, hymens, clitoris and glands

Snapping the neck can be harmful if it is not performed correctly or if it occurs very frequently. In addition, if done with too much force can injure the nerves in the place, which can be extremely painful and make difficult or impossible the movement of the neck. Feeling that you need to snap your neck can be a result of hypermobility, which is when your joints have a range of motion greater than normal

The use of microwaves to warm food does not pose any health risk, even during pregnancy, because the radiation is contained inside, not spreading. In addition, the radiation is not in foods, because the heating happens by the movement of the particles of water and not by the absorption of the rays and, therefore, any type of food, like popcorn or baby food, can be prepared in the microwave

The maximum distance the eye can see is about 5 km due to the curvature of the earth, and it is impossible to see any object beyond the horizon line. However, if the earth were not round, the eye could reach a far greater distance, which can be achieved if the person is in a high building or a high mountain

Urine is a substance produced by the body that helps remove dirt, urea and other toxic substances from the blood. These substances are produced daily by the constant functioning of muscles and by the process of digestion of food. If these wastes accumulate in the blood, they could cause serious damage to various organs of the body

Over the years there have been several studies and investigations on the brain, but much about its functioning still remains a great mystery, there being no consensus among the various types of scientists and researchers. One of these great mysteries relates to the reason we dream. Although most agree that dreams are a collection of images we see during the day, there is no unanimous explanation as to why this happens

Breathalyzer is a device capable of measuring the percentage of alcohol in the blood, allowing you to assess whether the person is capable of performing more complex and life-threatening tasks such as driving or operating heavy machinery. Thus, this type of device is widely used by police to quantify the blood alcohol levels of people who appear drunk or just as a routine test

The mesentery is in the abdomen attached to the intestine. It always existed but was previously classified as a tissue that was part of the peritoneum and held the intestine in its proper place transporting the nutrients from the fecal cake back to the liver. However, the mesentery has come to be classified as another organ of the digestive system because it is believed to have more functions, producing the C-reactive protein and regulating the rate of sugar in the blood

Deja vu is the term frânces which means literally already seen . This term is used to designate that feeling that one has to have lived that moment before it happened and only realizes it at the moment when things happen. It's that weird feeling where the person thinks, "I've seen this scene before.

The nightmare is a disturbing dream, associated with negative feelings, such as anxiety or fear, for example, that make one wake up in the middle of the night. Nightmares are more common in children and adolescents, however they can occur at any age. Having nightmares from time to time is normal, and may be associated with stress or anxiety, some trauma, poor sleep hygiene or medications, however, if they become too frequent to cause distress, poor sleep quality, fear of going to sleep or even problems throughout the day, can be considered a disorder and in these cases, medical follow-up may be

The brain is one of the most important organs of the human body, without which life is not possible, however, little is known about the functioning of this vital organ. However, many studies are done every year and we already know some interesting curiosities: 1. Weighs about 1.3 kg Although it accounts for only 2% of an adult's total weight, weighing approximately 1

The act of yawning is an involuntary reaction that occurs when one is very tired or when one is bored, appearing already in the fetus, still during the gestation, being, in these cases, related to the development of the brain. However, yawning is not always involuntary, and may also occur due to "contagious yawning", a phenomenon that only occurs in humans and in few animals, such as chimpanzees, dogs, baboons and wolves, occurring whenever one hears, sees or if you think of a yawn