Sarcoidosis is an inflammatory disease characterized by the formation of granulomas (small clumps of inflammatory cells) in various organs, most commonly the lungs and lymph nodes. The exact cause is unknown, but it is believed to result from an overactive immune...

Detecting blindness involves assessing a person’s ability to perceive light, shapes, and details. Here are key methods: 1. Observation of Symptoms Total blindness: No perception of light. Partial blindness: Blurry vision, tunnel vision, or difficulty seeing in low...

Autism – An Overview Autism Spectrum Disorder (ASD) is a neurodevelopmental condition that affects communication, social interaction, and behavior. It is called a "spectrum" because it presents differently in each individual, ranging from mild to severe. Some people...

Tuberculosis (TB) is a contagious bacterial infection caused by Mycobacterium tuberculosis. It primarily affects the lungs but can also spread to other organs, such as the brain, spine, and kidneys. TB spreads through airborne droplets when an infected person coughs...

Down syndrome is a genetic condition caused by an extra copy of chromosome 21, known as trisomy 21. This additional genetic material affects physical and cognitive development, leading to characteristic features and varying degrees of intellectual disability. Common...

Oral health encompasses the condition of your teeth, gums, and overall mouth. It is a crucial part of general well-being, as poor oral hygiene can lead to cavities, gum disease, bad breath, and even serious health conditions like heart disease, diabetes, and...

Importance of Vaccines in Children Vaccination is one of the most effective ways to protect children from serious and potentially life-threatening diseases. It strengthens the immune system by preparing the body to fight infections before they occur, ensuring...

Lab technicians play a crucial role in the healthcare and scientific fields by performing tests and analyses that aid in diagnosis, treatment, and research. They work in hospitals, diagnostic laboratories, research facilities, and pharmaceutical companies, handling...

Glaucoma: An Overview Glaucoma is a group of eye diseases that damage the optic nerve, leading to vision loss and blindness if untreated. It is often caused by increased pressure in the eye (intraocular pressure), but it can also occur with normal eye pressure....

Tuberculosis (TB) is a contagious bacterial infection caused by Mycobacterium tuberculosis. It primarily affects the lungs but can spread to other organs like the brain, kidneys, and spine. TB remains a global health concern, particularly in developing countries....

Causes and Risk Factors of Colorectal Cancer Colorectal cancer (CRC) occurs when abnormal cells in the colon or rectum grow uncontrollably. While the exact cause is unknown, several factors increase the risk of developing this cancer. Major Risk Factors Age: People...

Obesity is a complex health condition characterized by excessive body fat accumulation that poses risks to overall health. It is typically measured using the Body Mass Index (BMI), where a BMI of 30 or higher is classified as obese. Obesity is a growing global health...

Hearing: An Overview Hearing is the ability to perceive sound through the detection of vibrations by the auditory system. It is a crucial sense that enables communication, environmental awareness, and emotional connection. The process of hearing involves several...

Types of Rare Diseases Rare diseases are medical conditions that affect a small percentage of the population. While each disease is uncommon, thousands of different rare diseases exist, impacting millions of people worldwide. These diseases are often severe, chronic,...

Protein: An Essential Nutrient for Life Protein is a crucial macronutrient that plays a fundamental role in the body's growth, repair, and overall function. It is composed of amino acids, which are the building blocks necessary for maintaining muscles, tissues,...

Childhood cancers differ from those seen in adults, often developing in different tissues and growing more rapidly. Here are some of the most common types of childhood cancers: 1. Leukemia Leukemia, a cancer of the blood and bone marrow, is the most common childhood...