Instead, hair testing offers a unique perspective in the investigation of drug consumption, provided that a large panel of target analytes is considered. The prerequisite of targeted multi-analyte protocols used to investigate the diffusion of NPS/NSO is indeed that all the molecules of interest ...
Our hair follicles contain a pigment called melanin. As the body decreases its production of melanin, the hair pigments become colorless or white. Because not all hair becomes colorless at once, the black and white colors of your hair get combined, thus giving your hair its gray appearance. B...
Dermatologists explain how to get rid of butt acne and why you get pimples on your butt. Learn more about the causes, treatments, and prevention inside.
Dr. Jeffrey Laitman joins WIRED to break down how our organs and body parts age from head to toe. From hearing and hair loss to sagging skin and deteriorating joints, Dr. Laitman highlights the impact of aging on the human body—and what we can do about
Thesewavesare the coarsest of wavy hair patterns. They are composed of a few more actual curls, as opposed to just waves. To care for2c hair, decrease frequent washing (or use a cleansing conditioner if you need to wash more frequently), use a curl cream to enhance your curl pattern,...
This familiarity can help reduce anxiety and confusion, leading to a decrease in agitation. Opting for home health care services for seniors with Alzheimer’s can have significant benefits over institutionalized forms of care. Not only does it promote familiarity and routine, but it also minimizes ...
All Cells in the Body Start Out the Same All cells in the body start out the same, but the process of differentiation causes the cells to differ in their shape and functions. The shape of a cell is related to its function, such as the development of nerv
Melanocytes are the skin cells responsible for producing skin pigmentation. They create the chemical known as melanin while deep in the lowest layer of the epidermis. They then transfer the melanin to the keratinocytes, the most common skin cells. ...
If you have darker hair and want to go lighter, you have to remove the color already in your hair. This is commonly done using hydrogen peroxide which reacts with melanin (the color molecules in your hair) rendering it permanently colorless. ...
The loss of collagen content is associated with upregulation of collagen degrading enzymes, i.e., matrix metalloproteinases (MMPs) (Rittié and Fisher, 2002) along with a decrease in collagen synthesis. The age-related loss of subcutaneous fat from the hypodermis contributes to the wrinkling and...