太空站實驗聚焦於人類健康與骨骼生長
Space station experiments focus on human health and bone growth
Updated at: June 4, 2026 at 07:30 AM
生活在太空是一場令人難以置信的冒險，但它對人體提出了獨特的挑戰。
Living in space is an incredible adventure, but it presents unique challenges for the human body.
其中最重大的障礙之一是微重力引起的骨質流失。
One of the most significant hurdles is microgravity-induced bone loss.
在地球上，重力作為一種持續的壓力源，使我們的骨骼保持強健。
On Earth, gravity acts as a constant stressor that keeps our bones strong.
在太空中，失去了這種重量，我們的骨骼系統便開始衰弱。
In space, without this weight, our skeletal system begins to weaken.
太空人每個月可能流失1%到2%的骨密度，這比地球上典型的老化過程快得多。
Astronauts can lose bone density at a rate of 1% to 2% per month, which is much faster than typical aging on Earth.
這個過程還會釋放過多的鈣質到血液中，增加了罹患腎結石的風險。
This process also releases excess calcium into the blood, increasing the risk of kidney stones.
為了對抗這些影響，太空人每天會使用如「先進阻力運動裝置」（Advanced Resistive Exercise Device, ARED）等特殊機器進行兩小時的運動。
To counter these effects, astronauts perform two hours of daily exercise using specialized machines like the Advanced Resistive Exercise Device (ARED).
除了確保太空任務前往火星的乘組人員安全外，這些研究還充當了一種「加速老化」的模型。
Beyond keeping crews safe for long-duration missions to Mars, these studies act as an 'accelerated aging' model.
透過觀察骨骼在太空中如何退化，科學家們獲得了重要的見解，可能為數百萬名在地球上受骨質疏鬆症困擾的人帶來新的治療方法。
By observing how bones degrade in space, scientists are gaining vital insights that could lead to new treatments for millions of people on Earth suffering from osteoporosis.
太空研究不僅僅是關於探索星辰；更是為了改善我們地球家園上的健康。
Space research is not just about exploring the stars; it is about improving health right here at home.
