Infections and vaccinesLearn the immediate and necessary steps to take after being bitten by an animal suspected of having rabies to ensure proper prevention and treatment.
First aid and emergenciesLearn about the different types of radiation emergencies, such as dirty bombs and nuclear accidents, and how they affect your health and safety.
Prevention and everyday healthLearn the difference between ionizing and non-ionizing radiation, their sources, potential health risks, and effective protection methods.
Cancer and blood healthRadiation therapy for cancer does not cause pain directly, but side effects like fatigue and skin changes may occur. Learn how to manage them effectively.
Prevention and everyday healthRadon is a natural, odorless radioactive gas that leaks into homes and causes lung cancer. Learn about its source, risks, and how to protect your family.
General healthLearn the definition of a rare disease based on international standards, and its characteristics, including disability, early death, and diagnosis challenges.
Skin and hairUnderstand the core differences between eczema and contact dermatitis, including their causes, key symptoms, and appropriate treatment strategies.
Skin and hairLearn about the severity of Raynaud's phenomenon, the difference between primary and secondary types, symptoms requiring a doctor's visit, and complications.
Digestive and liver healthUnderstand the key differences between anal fissures and hemorrhoids, and learn the symptoms that require immediate medical attention for accurate diagnosis.
Children and adolescentsThe diagnostic process for pediatric GERD and when doctors use specialized tests like imaging or endoscopy to evaluate the condition and provide treatment.
Children and adolescentsLearn the essential differences between normal infant reflux and GERD, and discover when it is necessary to consult a specialist doctor.
Eyes and visionRefractive errors like myopia, hyperopia, and astigmatism can evolve due to aging or surgery. Learn about the factors and the importance of regular eye exams.
Movement and rehabilitationMedical rehabilitation is multidisciplinary healthcare helping individuals restore or improve physical, mental, and cognitive abilities after injury or illness.
Pregnancy, birth and breastfeedingDiscover how environmental and chemical reproductive hazards impact fetal development and may cause health issues for unborn children.
Lungs and breathingLearn the key differences between normal shortness of breath and acute respiratory failure, including symptoms, causes, and when to seek emergency care.
Children and adolescentsLearn about the main symptoms of Respiratory Syncytial Virus (RSV) in infants, including early and advanced signs, and when to seek medical care.
Brain and nervesLearn about Restless Legs Syndrome (RLS), a neurological disorder causing an irresistible urge to move legs, with uncomfortable symptoms that worsen at night.
Eyes and visionLearn the early warning signs of retinal detachment such as light flashes, floaters, and a visual curtain, and the importance of seeking immediate medical care.
Eyes and visionLearn how diabetes affects retinal blood vessels, the mechanism behind the development of diabetic retinopathy, and why early detection is vital for vision.
Brain and nervesDiscover what the MECP2 gene is, its vital role in brain function, and how its mutations link to Rett syndrome, a genetic neurodevelopmental disorder.
Children and adolescentsLearn about Reye's syndrome, a rare but dangerous condition in children following viral infections, its link to aspirin use, and why it must be avoided.
Pregnancy, birth and breastfeedingLearn about the Rh factor, its importance in pregnancy, how incompatibility affects the fetus, and key preventive measures like the RhoGAM injection.
Bones and jointsLearn about the causes of rheumatoid arthritis morning stiffness and how early intervention helps reduce joint damage and maintain quality of life.
Children and adolescentsRickets is a childhood condition causing weak, deformed bones, often from low vitamin D, calcium, or phosphorus. Learn about causes, symptoms, and treatment.
How to use this library
Enter a symptom, condition or test, then choose a topic. Open a question to read the full answer and its sources. Use page numbers to explore more questions. Search results are not a diagnosis.
Views count reading visits, with repeats from the same browser counted once per calendar day. This is an approximate readership indicator, not unique people or a measure of medical accuracy.
Dental questions also link to Arafat Dental Clinics and Dr. Mohammad Arafat Hasan’s profile. Open these pages to view services and contact details.
This library provides general health education. Your clinician can advise on your symptoms and treatment. Seek urgent care for severe or rapidly worsening symptoms.