From bone structure to the surface of your skin, Dr. Ali Mohajerani at N.H.F Clinics shares the surprising science behind facial aging and a layered approach for preserving a youthful, natural look ...

Now, US researchers have discovered that the epithelial cells that line our skin and organs are able to signal the same way ...

Anatomically speaking, the skin is made up of three layers: Your skin barrier (epidermis) is the outermost layer of skin, ...

The outermost layer is the bloodless epidermis. The dermis includes collagen, elastin, and nerve endings. The innermost layer, subcutaneous fat, contains tissue that acts as an energy source ...

Skin is used for gas exchange. Thick keratin layer would restrict oxygen exchange and water absorption. Amphibians have many mucus glands to reduce water loss. As a result of this skin, they are ...

This results in a wound we commonly refer to as a burn. Burns are categorized by their depth and severity. Superficial burns, ...

The deepest layer is a solid iron ball, about 1,500 miles (2,400 kilometers) in diameter. Although this inner core is white hot, the pressure is so high the iron cannot melt. The iron isn't pure ...

Drinking water helps your skin look young. We’ve all heard this colloquial wisdombut for many, the very phase of life when ...

Ask an adult if you need help. Peel a thin layer off that chunk and put it on your slide. This is what's called the epidermis. Using a drop of food colouring, stain the layer so you can see the cells.

The epidermis, the most external layer, is easy to observe with microscopes and is assumed to play a key role in actively controlling growth and development. In their study, the UdeM scientists ...

On 16 September, the world will mark the International Day for the Preservation of the Ozone Layer. It was on this day, 35 years ago, that the Montreal Protocol, considered one of the most ...

tissue is packed loosely for efficient gas exchange. The spongy mesophyll cells are covered by a thin layer of water. Gases dissolve in this water as they move into and out of the cells.