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Bone Marrow

All articles tagged with #bone marrow

Bones as a living signaling system that shapes your health
health18 days ago

Bones as a living signaling system that shapes your health

Bones are dynamic, living tissues that continually remodel in response to activity and hormones. They regulate minerals such as calcium and phosphate, support blood cell production in bone marrow, and emit signals that influence energy metabolism and other organs. Regular weight‑bearing exercise and adequate calcium and vitamin D help maintain bone strength, while aging and hormonal changes can raise osteoporosis risk. After fractures, bones heal through staged repair, underscoring bone health as a daily, integrative body function.

Young Blood and Bone Marrow Rejuvenate Aging Skin
science11 months ago

Young Blood and Bone Marrow Rejuvenate Aging Skin

Scientists have discovered that young blood serum, when combined with bone marrow cells, can activate anti-aging signals in human skin cells, potentially reversing signs of aging by promoting cell renewal and collagen production. This research, conducted using a 3D human skin model, highlights the role of specific proteins in this process and suggests promising avenues for future anti-aging therapies, although further testing in humans is needed.

The Impact of Space Travel on the Human Body: Insights on Bone, Blood, and Immune System
science-and-technology2 years ago

The Impact of Space Travel on the Human Body: Insights on Bone, Blood, and Immune System

A new study of International Space Station (ISS) astronauts suggests that fatty tissue inside bones helps replenish red blood cells and rebuild bone lost during space travel. The study examined 14 astronauts who spent at least six months on the ISS and found that the body uses fat in the bone marrow to replace red blood cells and increase bone density. This knowledge could lead to treatments for aging populations and individuals on Earth who are bedridden due to medical conditions. Understanding how to prevent anemia in space is crucial for future missions to the moon and Mars.