Skin is the body’s largest organ and serves as the primary barrier between the internal organs and the external environment. It is vital for protection, sensation, and regulation, playing a key role in protecting against pathogens, ultraviolet radiation, and water loss. Structurally, skin is comprised of three main layers: the epidermis (the outermost layer), the dermis (which contains tough connective tissue, hair follicles, and sweat glands), and the hypodermis (made up of fat and connective tissue that houses larger blood vessels and nerves). The skin also serves as a sensory organ, with nerve endings that detect temperature, touch, and pain. Furthermore, it helps regulate body temperature through sweat production and the dilation or constriction of blood vessels. Skin color, texture, and elasticity vary widely among individuals and are influenced by factors like genetics, age, and exposure to environmental conditions. It is also a major player in the body’s immune system, helping to detect and react to various external threats.
Recent research reveals that ‘forever chemicals’ known as PFAS can be absorbed through human skin, challenging previous assumptions and highlighting a significant exposure route. This…
Combining azoles with bisphosphonates enhances the treatment of fungal infections, showing significant efficacy in lab tests and potential in reducing drug resistance. Dermatophytes are fungi…
New reserach reveals a potential mechanism through which ultraviolet radiation could influence the regulation of subcutaneous fat. This discovery opens up new potential strategies for…
Paleontologists discovered that the exceptional preservation of 45-million-year-old frog fossils can be attributed to the mineralization of their skin, offering new insights into their adaptation…
Researchers have shown that too much sun exposure negatively affects short-term diversity and composition of the skin’s bacterial make-up. Skin, the largest organ of the…
Dermatologists and general practitioners are somewhat less accurate in diagnosing disease in darker skin, a new study finds. Used correctly, AI may be able to…
Advances in bioengineering could lead to more naturally appearing outcomes in reconstructive surgery, suggests an international team of researchers. Researchers have discovered that fat tissue…
When a child falls off her bike and scrapes her knee, skin stem cells rush to the rescue, growing new epidermis to cover the wound….
A groundbreaking discovery reveals the oldest fossilized reptile skin, showing significant evolutionary features and offering a unique perspective on early terrestrial animal life. Preserved in…
A breakthrough study shows that engineered skin bacteria can effectively treat acne, opening new possibilities for living therapeutics in various diseases. International research led by…
Researchers discover that a common microbe is an unrecognized cause of itching. Researchers at Harvard Medical School have discovered that the bacterium Staphylococcus aureus, commonly…
Infections with antibiotic-resistant bacteria are an escalating global concern. The solution may partly involve emulating the bacteria’s own weaponry. A new bacteriocin, discovered in a…
Synthetic cream also provides protection for the skin against sun damage. Imagine a skin cream that heals damage caused by daily exposure to sunlight and…
Sharks exhibit a remarkable ability to heal from wounds sustained in the wild, displaying an apparent resilience that differentiates them from other fish. Although this…
Researchers from Imperial College London have uncovered a hidden mechanism within hair follicles that allow us to feel touch. Before this discovery, it was widely…
It’s a common skin disorder that troubles approximately 800 million teenagers and adults globally. However, scientists from Australia might have discovered a promising treatment for…
The discovery could have implications for the prevention of certain skin cancers A team of Penn State geneticists is pursuing the answers to an age-old…
Understanding the Delayed Tanning Phenomenon People who frequent the beach often experience the surprise of returning home and, hours later, realizing their skin has darkened….