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The eye is one of the sense organs most frequently used among the five other senses. Sense of sight is the main means of gathering information from around us. Keep in mind, about 75% of the information we receive is in the form of visual information. But have you ever imagined how a pair of eyes can see various objects? To be able to answer it, let's explore deeper into the anatomy of the eye and how it works. Eye Parts Eyes are round with little bumps on the front. Parts that can be seen from the outside are only half of it, namely the cornea, iris, pupil, sclera, and conjunctiva. The eyes are protected by eyelids and eyelashes. When blinking, the eyelids also help lubricate the surface of the eyes with tears. The following are the front of the eyes: Cornea The cornea is a transparent protective dome located at the front of the eyeball. The cornea functions to focus the light before it is received by the lens of the eye. The cornea has no blood vessels and is very sen...

Blood donation is an activity when you are willing to give blood to someone voluntarily. Your blood can be very meaningful for those who need a lot of blood during surgery, are injured, or have certain diseases, such as anemia, leukemia, or thalassemia. Is your heart tapped to want to donate blood to those who need blood transfusions? Unfortunately not everyone can donate blood. Here are some requirements that you should know to become a donor. The basic requirements for participating in blood donor activities are donors aged 17 to 70 years. The minimum body weight is 45 kg with systolic blood pressure below 180 and diastole below 100, for people with blood pressure that tends to be high. Meanwhile, people with low blood pressure, blood pressure systole / diastole which is considered safe is 90/50. Donors should also have a hemoglobin level around 12.5-17 g / dL, and no more than 20 g / dL. After the above has been fulfilled, then you must pass the next condition, which is to have...

MR vaccine is a combination of measles or Measles (M) and Rubella (R) vaccines. The MMR vaccine is a vaccine that consists of 3 vaccine components namely Mumps (mumps), Measles (measles), and Rubella. So what's the comparison and why is the government now prioritizing the MR vaccine immunization program? Check out the following review! MR vaccine (measles and rubella vaccine) is given to prevent the occurrence of diseases caused by the measles virus and rubella (German measles). As is known, measles and rubella are infectious diseases caused by viruses. Transmission of these two diseases is usually through the airways, mainly from direct contact with infected patients through coughing or sneezing. Differences in MR and MMR Vaccines Measles can weaken the immune system and cause fever, rashes, coughs, colds, and red and watery eyes. Measles also often causes serious complications such as ear infections, diarrhea, pneumonia, brain damage, and death. While rubella or German mea...

The condition of a blocked nose certainly makes you feel uncomfortable in your activities. Many causes that make you experience nasal congestion. Nasal congestion can occur when the tissue inside the nose is disturbed. Interference can be caused by irritation from breathing air pollution, either from vehicle fumes or exposure to cigarette smoke. Other causes of nasal congestion are allergies, sinusitis, and infections, such as ARI and influenza. When you get allergies or breathe dirty air, the membranes lining the nasal passages will become inflamed. That's when the nose produces mucus to expel everything that is disturbing. It is this mucus repellent that makes the nose become blocked. Causes of Nasal Congestion As mentioned above, the causes of nasal congestion vary. Here is a more detailed explanation: Cough and cold Complaints of coughs and colds often occur due to foreign bodies such as feces, infections or inflammation that occur in the upper respiratory tract, namel...

Nasal congestion is very annoying. This can interfere with your daily activities. If you experience it, you can use a nasal spray containing oxymetazoline to relieve nasal discomfort caused by influenza and allergic symptoms. Nasal congestion may be accompanied by nasal discharge / nasal discharge, or it may not. Nasal congestion occurs when tissue in the nose and surrounding areas, including blood vessels, become swollen due to inflammation with excessive mucus production. Use of nasal spray medicine Nasal congestion is generally caused by several things, such as respiratory infections, colds, sinusitis, allergies, or having nasal polyps. Anyone can experience nasal congestion, both children and adults. To overcome this, you can use nasal spray. Although it's not often heard enough, nasal sprays are very effective in treating nasal congestion. Usually, nasal sprays contain oxymetazoline, which can relieve nasal discomfort, such as nasal congestion caused by colds, allergie...