The average American eats almost a ton of food a year. This breaks down to roughly 630 of milk, cheese and ice cream, 185 pounds of meat, and an increasingly high dosage of anti-depressants. But where does human flesh fit in? Humans shed something like 500 million skin cells a day. The fact is that these literal millions of shed cells are making it right into our mouths, often—especially—when we think we’re only eating a couple of eggs or whatever. Continue reading How Much Human Skin Does a Person Ingest Over the Course of Their Lifetime?
While reconstructive surgery techniques have improved greatly over the last decade or two, there’s one goal that remains elusive: actual regrowthof human skin. But now, scientists may be one step closer: Yesterday, Salt Lake City-based biotech company Polarity TE, Inc. announced that they had “regenerated full-thickness, organized skin and hair follicles in third degree burn wounds” in pigs.
As far back as the ancient Greeks, people have documented a funny phenomenon among pregnant women: The skin on their faces sometimes changes color. Scientists never quite knew why that happened, though they suspected that it was linked to the spike in the body’s hormones during pregnancy. Now, a new study published this week in eLife found that two sex hormones, estrogen and progesterone, play a key role in regulating the body’s synthesis of melanin, the substance that gives skin pigment.