Color blindness is a violation of the color perception of vision. Simply put, color blind is a person who does not distinguish between certain colors or shades. According to statistics, every tenth man on our planet is color blind. The only difference between them is the type of violation, due to the number of colors that they can recognize. In the article we will deal with the features, causes and correction of color blindness. You can pass a special test for the perception of colors, with which a deviation is detected.
The concept of “color blindness” came about thanks to John Dalton, an English physicist and chemist who himself learned about his color perception disorder as an adult at age 26. This happened due to his passion for botany. When studying a flower, he noticed that in daylight, the plant seemed sky blue to him, and in the evening with a candle, the flower turned dark red. Such a metamorphosis was not noticed by anyone around, except the scientist’s brother. Then Dalton began to realize that his vision was not in order and this phenomenon was hereditary. Continue reading
When a chest hurts for no apparent reason, a lot of assumptions may arise in a woman’s head, what causes it. If the discussion involves the help of forums and unauthorized medical portals, this can cause panic and fear. But chest pain is not always dangerous and pathological. Today we look at the main causes of chest pain.
Why breast hurts: 5 reasons
Any chest pain that lasts more than 14 days is an occasion to visit a doctor.
A very common cause of chest pain in women is a change in the levels of two hormones – estrogen and progesterone. This occurs not only during pregnancy, but also with PMS, lactation, menopause, and also during puberty. Such pain goes away by itself when the hormonal level returns to normal. However, in some cases, such as breastfeeding, it is important to rule out other problems that can also cause chest pain. With a blocked duct, an infection can occur that leads to mastitis. Therefore, you should consult a doctor to exclude a possible pathology. Continue reading
Many pregnant women, instead of enjoying their excellent position, concentrate on diseases, sometimes extremely rare, like toxoplasmosis. In order to alleviate unnecessary anxiety and arm yourself with valuable recommendations for the prevention of toxoplasmosis, we will talk about this infection, its specifics during pregnancy, and also discuss tests and treatment.
Toxoplasmosis during pregnancy
Toxoplasmosis is a parasitic (non-viral and non-bacterial) disease that causes the multicellular parasite Toxoplasma gonii. An extremely unpleasant infection to carry during pregnancy. The parasite lives and multiplies in the cat family, and other mammals, including humans, can be an intermediate host. Continue reading
Appendicitis is an inflammation of the cecum (appendix) that can occur in both a child and an adult. Without timely treatment, this condition can cause dangerous complications, so parents should be able to recognize the symptoms of appendicitis in children and take action in time.
Symptoms of appendicitis in a child
Appendicitis is the very process of inflammation in an organ called the appendix. It is a process in the form of a tube of sizes from 0.5 to 1.5 cm, and in diameter about 10 mm. This gut is blind, which means there is no way out. For this reason, clogging may occur, which causes inflammation. The appendix in the right lower abdomen is located closer to the groin.
What happens in the body with inflammation? Continue reading
It doesn’t matter if acetone is found in the child’s urine or if it smells from the mouth – all this is called acetone syndrome. As a rule, the condition occurs in childhood. Usually people call it “acetone in children”, to simplify the concept. If the mother was told that the child in the urine had acetone or she felt a corresponding smell from her mouth, this does not mean that the child was poisoned or got to acetone. This experience is often the case with mothers of young children, because they are not always able to keep track of. In fact, the causes are in the internal processes of the body.
Acetonemic syndrome in children
This diagnosis means a list of symptoms that causes an increased concentration of ketone bodies in the blood. There are several theories why these bodies can increase in the blood: a drop in glucose or a violation of the regulation of glucose metabolism. But this does not mean that deterioration immediately sets in, it only occurs with provocative factors. Acetonemic syndrome can be caused by a violation of the diet, for example, if the child has large breaks between meals. Also, acetonemic syndrome can develop against a background of somatic, infectious or endocrine diseases, occurs in central nervous system tumors. It can appear after a recent surgery, for example, after removal of the tonsils. Continue reading