Horner Syndrome: One Droopy Eyelid, Three Nerve Clues
Horner syndrome is a rare condition marked by a drooping upper eyelid, a smaller pupil, and reduced sweating on one side of the face.…
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Acibadem Healthcare Group · Health, Nutrition and Everyday Wellbeing
Acibadem Health Blog
3,556 plain-language articles across 62 topics, symptoms explained, nutrition, lab results, medical technology and everyday wellbeing, written by Dr. Şule Eren, published daily by the group behind 45 hospitals and clinics in Türkiye, Bulgaria, Serbia, Netherlands and North Macedonia. For clinical guidance on a condition or procedure, see the Patient Guides.
Blood Urea Nitrogen (BUN): What This Kidney Marker Measures and What Moves It
Blood urea nitrogen (BUN) measures how much urea nitrogen, a waste product of protein breakdown, is circulating in your blood. Healthy kidneys…
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Renal CT Scan: Preparation, What It Shows, and When It’s Ordered
A renal CT scan is an X-ray-based imaging test that creates detailed cross-sectional pictures of the kidneys, ureters, and bladder. Doctors order it to…
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The PPD Skin Test: How TB Screening Works and How Results Are Read
A PPD test, also called a tuberculin skin test, screens for tuberculosis infection. A tiny amount of purified protein derivative is injected just under…
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Hell’s Itch: The Delayed Sunburn Reaction Nobody Warns You About
Hell's itch is an intense, deep itching or stabbing sensation that can begin one to three days after a sunburn, most often on the…
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Kussmaul Breathing: What These Deep, Labored Breaths Tell Doctors
Kussmaul breathing is a deep, rapid, labored breathing pattern that develops when the blood becomes dangerously acidic, most often from diabetic ketoacidosis or advanced…
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Which Side Is Your Heart On? Heart Position, Explained by Anatomy
The heart sits in the middle of the chest, behind the breastbone and between the lungs, with about two-thirds of its mass tilted to…
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Strawberry Legs: What Those Dark Dots Are and How to Smooth Them
Strawberry legs is a description, not a diagnosis: tiny dark dots on the legs that resemble strawberry seeds. Most often they are open hair…
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How to Calculate Your BMR by Hand, and What the Number Actually Changes
To calculate your BMR by hand, use the Mifflin-St Jeor equation: multiply your weight in kilograms by 10, add 6.25 times your height in…
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Recessed Maxilla: How the Upper Jaw Shapes Face, Bite and Breathing
A recessed maxilla is an upper jaw that sits farther back, or grew less, than the rest of the face. It can flatten the…
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How Many Calories Should You Eat to Lose Weight? The Arithmetic, Step by Step
Most adults lose weight steadily by eating about 500 fewer calories per day than their body burns, which typically produces roughly one pound of…
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What’s a Healthy Weight for Your Height? How Clinicians Actually Assess It
For most adults, a healthy weight for your height falls within a body mass index of 18.5 to 24.9, roughly 108 to 145…
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Sleep Hygiene: The 10 Habits That Decide Your Nights
Sleep hygiene is the set of daily habits that shape how easily you fall asleep and how well you stay asleep. The most influential…
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TomoTherapy Explained: Slice-by-Slice Radiation for Complex Tumor Shapes
TomoTherapy is a form of external radiation therapy that combines a CT-style scanner with a rotating radiation beam. The machine spirals around the body…
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MRIdian MR-Guided Radiotherapy: Treating Tumors You Can See in Real Time
MRIdian is a radiotherapy machine that combines a low-field MRI scanner with a linear accelerator, allowing clinicians to watch a tumor continuously while radiation…
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CyberKnife Radiosurgery: How Robotic Precision Targets Tumors Without an Incision
CyberKnife is a brand-name robotic system for stereotactic radiosurgery, a technique that aims dozens to hundreds of precisely focused radiation beams at a tumor…
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How Long Should a Nap Be? The Science of the Perfect Power Nap
For most adults, the ideal nap lasts 10 to 20 minutes. That window is long enough to restore alertness but short enough to avoid…
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Matcha Benefits: Green Tea’s Concentrated Cousin, Fact-Checked
Matcha offers plausible but modest benefits. Because you consume the powdered whole leaf, it delivers concentrated green tea catechins plus caffeine and L-theanine, a…
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