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Examples include iron (black stain), iodine (black), copper (green), nickel (green) and cadmium (yellow-brown). [3] Antibiotics. Tetracycline and its derivatives are capable of intrinsic discoloration (discussed below). However other antibiotics may form insoluble complexes with calcium, iron and other elements that cause extrinsic staining. [11]
Hair loss is part of the natural three-phase hair growth cycle, which involves the anagen (growth) phase, the catagen (declining) phase and the telogen (resting) phase.
Cancer Medications. Hair loss is a well-known side effect of many chemotherapy drugs used to treat certain forms of cancer. Similar to other toxins that cause hair loss, hair loss from cancer ...
To promote hair growth, Camp suggests making a few shifts in diet, with a focus on vitamins and nutrients like iron, selenium, zinc, biotin, folate and vitamin D. "[This] can prevent nutritional ...
They found the gene P2RY5 causes a rare, inherited form of hair loss called hypotrichosis simplex. It is the first receptor in humans known to play a role in hair growth. [103] [104] [105] Researchers found that disruption of the gene SOX21 in mice caused cyclical hair loss.
Other deficiencies like biotin and iron make it possible for loss of hair as well. Infections: There are many bodily infections that can cause the loss of eyelashes/eyebrows. The most common infection may be leprosy, such as lepromatous leprosy. [4] Syphilis or other viral infections like herpes or HIV can cause the loss of eye hair as well.
Vitamin deficiencies (specifically vitamin D, iron, and zinc) can certainly play a supporting role in contributing to hair loss, but they're unlikely to be the sole reason for dramatic hair loss ...
The cause of male-pattern hair loss is a combination of genetics and male hormones; the cause of female pattern hair loss is unclear; the cause of alopecia areata is autoimmune; and the cause of telogen effluvium is typically a physically or psychologically stressful event. [4] Telogen effluvium is very common following pregnancy. [4]