Medicine

The United States National Library of Medicine (NLM), located in Bethesda, Maryland, is recognized as the world's largest medical library, housing an extensive collection of over seven million items, including rare and ancient works. Established in 1836 as the Library of the Surgeon General's Office, it underwent a sig...

PubMed: Your Gateway to Biomedical Literature

PubMed is a vital, free, and openly accessible online database maintained by the U.S. National Library of Medicine (NLM), primarily comprising the MEDLINE database, offering references and abstracts across life sciences and biomedicine. Launched in January 1996 and m...

MEDLINE (Medical Literature Analysis and Retrieval System Online) is a comprehensive bibliographic database of life sciences and biomedical information, maintained by the United States National Library of Medicine (NLM). It indexes articles from thousands of academic journals covering medicine, nursing...

The Doctor of Philosophy (PhD or DPhil) is the highest academic degree awarded across a wide range of disciplines, representing the pinnacle of graduate study and original research. To earn this terminal degree, candidates must produce a substantial dissertation of original research that expands existing knowledge, oft...

A medical doctor, often called a physician or medical practitioner, is a healthcare professional dedicated to promoting and restoring health through the study, diagnosis, and treatment of diseases and injuries. Their practice uniquely blends rigorous academic disciplines, such as anatomy and physiology (the "science" of medicine), with...

Podiatry is a specialized branch of medicine dedicated to the study, diagnosis, and treatment of disorders affecting the foot, ankle, and lower limb, with healthcare professionals known as podiatrists. Its origins are ancient, depicted in bas-relief carvings from 2400 BC in Egypt, and ...

The human leg, broadly defined as the entire lower limb, is anatomically restricted to the part between the knee and ankle, known as the shank. Each leg contains 30 bones, including the major long bones: the femur (thigh bone), tibia (shin bone), and adjacent fibula. Through evolution,...

The foot is a fundamental anatomical structure in many vertebrates, serving as the terminal, weight-bearing part of a limb essential for locomotion. The human foot is an engineering marvel, boasting 26 bones, 33 joints, and over a hundred muscles, tendons, and ligaments, meticulously organized into the hindfoot, midfoot, and forefoot. ...

The human head, positioned atop the body, is a vital and complex structure that supports the face and securely encases the brain within its 22-bone skull. Typically weighing between 2.3 and 5 kilograms for most adults, it acts as the body's primary processing hub, housing crucial sensory organs like the eyes, ears, nose, and tongue, al...

Facial expressions are fundamental nonverbal communications, using muscle movements to convey an individual's emotional state to observers and playing a vital role in social interaction across humans and many other mammals. These expressions can be voluntary, driven by social conditioning and a cortica...

The face, found on the front of the head in humans and many animals, is crucial for housing vital sense organs like the eyes, nose, and mouth, and plays a key role in expressing emotions. In humans, it's fundamental for identity, recognition, and communication, with distinct features such as the forehead, eyes, nose, cheeks, and mouth....

Listeria is a genus of 28 identified bacterial species, named after the pioneer of sterile surgery Joseph Lister, which acts as an intracellular parasite in mammals. Its most significant member, Listeria monocytogenes, is a major human pathogen uniquely capable of growing at refrigerator temperatures (as low as 4°C), ...