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Pupils, Black that are sensitive to light

Look at your eyes in front of the mirror, do you see a black sphere in the middle of the eye? That is the pupil of the eye. What are pupils and how do they work? Let's explore the answer in the following article. The eye is one of the sense organs most often used among the other five senses. Almost all information and stimuli received by humans come from the sense of sight through the eye. All parts of the eye have their respective functions, including eye pupils. How Pupils Work Normal pupils are perfectly round and black. In adults, pupils usually measure between 2-4 millimeters in bright light, and measure 4-8 millimeters in dark conditions. The way the pupils work is the same as the camera's aperture, which is to determine how much light enters and is captured by the eye. Widening or shrinking pupils occur automatically thanks to nerves in the eye. In low light conditions or in the dark, the pupils will enlarge, so that more light reaches the retina to support visio…
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Iron Needs for Babies

Meeting the needs of iron for infants is very important to support their health and development. Until now, iron deficiency in infants is still one of the most nutritional problems in the world. Without enough iron, babies can experience anemia and growth and development disorders. Iron plays an important role in the formation of hemoglobin, which is a component of red blood cells that function to carry oxygen throughout the body. Without enough iron, the body cannot form hemoglobin. As a result, the body's tissues and organs can experience lack of oxygen. There are several factors that can increase your risk of an iron deficiency baby, including Born from anemic mother during pregnancy.Born prematurely or having a low birth weight.Babies get breast milk from mothers who are iron deficient.Impaired iron absorption.Babies drink iron fortified formula (fortified). Iron deficiency in infants and children can lead to anemia, a condition in which the body lacks red blood cells. If …

Treating Itchy Vagina

Itchy vagina can be a symptom of irritation, fungal or bacterial infections, even symptoms of a dangerous disease. The use of chemicals, infections, sexually transmitted diseases, to stress can be the cause. Consider a few steps to overcome and how to prevent it. Vaginal itching is a common condition that occurs in children to adulthood and tends to be harmless. However, if this situation continues for more than a few days or accompanied by other symptoms, it is advisable to see a doctor immediately. Causes of Itchy Vagina that You Need to Know Itching in the vagina can occur due to one or a combination of several causes. A doctor's examination is needed to detect conditions that cause itching. The following are some common causes that can occur. 1. Use of chemicals Itching can be caused by vaginal irritation due to chemicals found in condoms, cream, soap, tissue, or the pads used. 2. Fungal infections Also called vaginal candidiasis. Namely fungal infections that grow exce…