Refractive error simply means the eye cannot properly bend (refract) light to focus it clearly on the retina.In a normal eye, light passes through the cornea and lens and lands exactly on the retina, giving a sharp image.When the shape of the eye or cornea is not perfect, the light focuses in front of or …
During the dry (harmattan) season, the air becomes extremely dry and dusty, causing the body to lose moisture faster than usual. Taking enough water is essential because: 🚰 Why You Should Drink Plenty of Water This Season 🔹 Helpful Tips
To protect against dust and dry particles Harmattan winds carry lots of fine dust, sand particles, and pollutants from the Sahara. These particles can easily enter the nose and lungs, causing: A mask helps filter the air you breathe, reducing direct inhalation of these harmful particles. 2. Prevent respiratory infections The dry and dusty air …
Having too much blood, or more specifically, too many red blood cells, is generally not good for your health. The medical term for having a high concentration of red blood cells is polycythemia or erythrocytosis. 🛑 Why is too much blood dangerous? An excess of red blood cells makes the blood thicker and more sluggish …
Here’s why hospitals often require it 👇 🩸 1. To check for diabetes or prediabetes Many people have high blood sugar (diabetes) without knowing it. A simple sugar test helps doctors detect it early — even before symptoms appear.Early detection prevents serious complications like stroke, kidney failure, or poor wound healing. ⚕️ 2. To assess …
An autorefractometer (also called an auto-refractor) is a computerized machine used to measure the refractive error of the eyes — that is, it helps determine whether a person is nearsighted (myopic), farsighted (hyperopic), or has astigmatism.Here’s how it works and what it does 🔍 How It WorksThe patient looks into the device at an image …
🌬️ **Health Tips for the Harmattan Season** Harmattan comes with dry, dusty winds and cold mornings. While it’s a beautiful season, it can also cause dehydration, respiratory issues, and skin problems. Stay healthy by following these tips: 💧 **1. Stay Hydrated** * Drink plenty of water (at least 8 glasses daily).* Avoid excessive caffeine and …
