👟 Blame Gravity For Your Tight Shoes
Published by OOPSONLINE.IN · Source: The Economic Times · 1 min read · · Updated
🍿 OOPS SAYS
And here we thought our shoes were shrinking, but it turns out gravity is just bullying our ankles. Finally, a scientific excuse to kick our boots off the second we get home.
What actually happened
Changes in foot size throughout the day are a simple example of biomechanics and cardiovascular physiology working continuously without conscious effort. When you stand or sit for long periods, gravity increases hydrostatic pressure in the lower limbs, encouraging fluid to move out of capillaries into surrounding tissues. Starling forces help regulate this fluid exchange, while the lymphatic system clears excess fluid and muscle contractions assist in pushing venous blood back toward the heart.
Key points
- Changes in foot size throughout the day are a simple example of biomechanics and cardiovascular physiology working continuously without conscious effort.
- When you stand or sit for long periods, gravity increases hydrostatic pressure in the lower limbs, encouraging fluid to move out of capillaries into surrounding tissues.
- Starling forces help regulate this fluid exchange, while the lymphatic system clears excess fluid and muscle contractions assist in pushing venous blood back toward the heart.
Summary based on data provided by The Economic Times. Full article available at the original publisher.
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