The biological development of a woman goes through a series of phases that describe different experiences in the maturation of the person, and one of the most important is menopause. While it is true that female physiological functions were not studied in depth until the last century, we currently have very valuable information on what …
Self-medication is a practice that has spread among the general population over the past few decades and often leads to a series of health problems and dangers. We can define self-medication as the tendency to self-administer all types of medications without the supervision, prescription, or intervention of a physician or medical professional. It is common …
Embryology is the science that studies the development of a new human being. This covers from fertilization to birth, although some books also include the formation of gametes called gametogenesis. It is a complex science that includes the investigation and explanation of all the changes and processes that occur in the formation of a new …
A heart murmur refers to the presence of an additional, unusual sound heard during a heartbeat. It is described as hissing, screeching, or harsh. So, although the majority of heart murmurs are harmless (especially if they appear in children), in some patients they may be a sign that there is a heart problem or other …
Breathing is an essential element of human health and the way it is carried out can decisively condition our physical and mental health, even helping us to overcome certain psychological disorders. Medicine and psychology have studied over the last century the best forms and modalities of breathing, obtaining very effective strategies whose implementation has proven …
Insomnia is a widespread disorder in the general population that is fundamentally characterized by a decrease in the quality or quality of sleep, which usually causes discomfort and negatively affects the daily life of those who suffer from it. Therefore, it is important to find a good treatment for insomnia. Daridorexant is a drug that …
Relaxin is a protein hormone first described in 1926 by American doctor Frederick Hisaw. Hormones are natural substances produced by the body that act as chemical messengers. They help transmit information between cells and systems and affect most functions in our body. There are sex hormones called “male” and “female” for their primary role in …
The pituitary gland is responsible for producing luteinizing hormone, also known as LH. In women, LH is responsible for the production of progesterone, the maturation of follicles and ovulation. It is an essential hormone for female fertility. In humans, it is also linked to reproductive capacity, LH directly affects sperm production, by acting on the …
It is said that the face is the mirror of the soul. Through the face, or better said faces, we can express emotions and moods: laughter, sadness, anger and most feelings are visible on our face. We use different facial expressions to adapt to communication situations, whether consciously or not, we show the feelings that …
The endocrine system produces small molecules called hormones. Hormones act as messengers and influence many important processes in the body: they help maintain blood pressure, regulate sexual desire, and control hunger, among other essential tasks. The same hormone can have different functions. Prolactin is a protein hormone responsible for over 300 different processes in vertebrates, …
DNA is probably the most well-known molecule of biological origin, it is found in all living things on planet Earth. But… Why is DNA so important? DNA (deoxyribonucleic acid) contains the instructions necessary for life: inside our DNA is encoded the information needed to make all the proteins in our body. Proteins fulfill a multitude …
Amyotrophic lateral sclerosis (ALS) is a disease that affects the brain and spinal cord, causing progressive loss of muscle function and control. The abilities to walk, talk and swallow are gradually impaired to the point of being completely lost. ALS is a disease whose exact causes are still unknown, but it has multiple contributing factors: …
Polycystic ovary syndrome (PCOS) is a condition in which a woman produces more androgens (male hormones) than normal. This causes cysts (fluid-filled sacs) to form in the ovaries. Polycystic ovary syndrome is a common hormonal disorder in women of childbearing age. Women who have PCOS have high levels of male hormones. Impaired hormone production causes …
Hair loss is clinically known as alopecia. And it is that both men and women can suffer from hair loss from a certain age, for various reasons. Alopecia can have many different origins, often its causes are genetic or stem from a poor diet, nutritional deficiencies can lead to pathological conditions such as anemia, where …
The period of development of the fetus in the uterus, which goes from conception to childbirth, is called pregnancy. A baby develops for about 40 weeks of gestation (280 days), these weeks are divided into three trimesters and each has its stages of growth. Prior to conception, a series of physiological mechanisms are required to …
Pregnancy or gestation is the period from the implantation of the fertilized egg in the uterus until the time of delivery. This is accompanied by a series of physical and biological changes in the body that allow the development of the fetus. Sometimes pregnant women experience a series of somewhat unexpected and rather annoying conditions, …
Sweating or perspiration is the mechanism by which our body keeps our temperature constant, around 37 degrees. When it’s hot, we exercise or in stressful situations, our body temperature rises. Through perspiration and cooling of the skin, our body is able to release heat. Some people sweat excessively compared to others. This condition, when considered …
There are different factors, common to both genders, that have the ability to influence headaches, such as family history and age. However, headaches are much more common in women than in men. Statistically, over a year, women are three times more likely than men to have at least one migraine. This significant difference in the …
Sometimes when waking up we notice a dryness in the mouth, as if the saliva is thicker than normal, usually this feeling is accompanied by hoarseness in the throat. The feeling of dry mouth on waking is often produced by sleeping with your mouth open., and is a sign that you are probably not breathing …
Many anxious people report that in stressful or distressing situations, they feel a strange tingling sensation in their hands, similar to that felt when we fall asleep on one arm or leg after leaning on it for a long time. This sensation has a name, in the field of neurology it is known as paresthesia. …
Superior semicircular canal dehiscence syndrome (SDCSS) is a condition that affects balance. It is difficult to diagnose and is usually associated with panic attacks or other psychiatric disorders. However, this syndrome has its origins in a problem with the development of the semicircular canals, small canals located in the inner ear that help us maintain …
Abdominal fat is more difficult to eliminate than other fats. Let’s see why and if it can really be fought. As we age, both men and women begin to accumulate fat in the abdomen, this fat in addition to causing us psychological discomfort because we do not look well, it is also difficult to eliminate, …
Reactive hypoglycemia shows how biological processes related to nutrition can affect our mood and predispose us to behave in one way or another. In this article we will see what reactive hypoglycemia is and its impact on our emotions and psychological processes in general. What is reactive hypoglycemia? Reactive hypoglycemia, or postprandial hypoglycemia, is a …
An allergic reaction is an overreaction of the immune system to a substance that does not cause a reaction in most people. The most common allergic reactions are animal dandruff, dust, pollen, medication and food allergies. Allergic reactions are common, it is estimated that in industrialized countries about one third of the population suffers from …
Heart attack is a type of ischemic heart disease related to insufficient blood supply that can have several causes. However, these types of health problems have a psychological dimension that should not be overlooked. Therefore, in this article we will review the main tips to consider for a healthy life after suffering a heart attack. …
Both pneumonia and bronchitis are related respiratory diseases to some extent, which is why it is quite common for people to confuse the two. Although both are caused by some type of infectious agent that has entered the respiratory system, their symptoms and severity are very different, and one is potentially more deadly. Below we …
Viruses are infectious agents by definition, and few biologists today classify them among living beings. These are segments of genetic information (DNA or RNA) covered with a capsid (nucleocapsid), itself surrounded or not by an envelope. Because viruses lack organelles such as ribosomes or mitochondria, they cannot grow or replicate on their own: to proliferate, …
Bacteria have inhabited Earth for over 3.5 billion years, making them the oldest life forms on Earth. It is therefore not surprising that 15% of the organic matter of the earth’s crust (70 gigatonnes of carbon) is stored in these prokaryotic beings, as simple as they are essential to life. In fact, according to the …
