stiffen

Your leg also appears to stiffen more when you land, intensifying the jolt, according to the authors of the Nature study.

From The Wall Street Journal ● Oct. 10, 2026

Depending on the situation, the material can bend, buckle, or stiffen in different ways, all without electronics, sensors, or active control systems.

From Science Daily ● Jun. 11, 2026

She has also vowed to stiffen prison sentences and to impose a state of emergency in areas worst hit by crime.

From Barron's ● Feb. 1, 2026

Calling the eradication of extortion “one of the great challenges” facing Mexico, Sheinbaum pledged to bolster enforcement, stiffen penalties and increase safeguards for anyone receiving threats.

From Los Angeles Times ● Dec. 16, 2025

I saw Danny stiffen in his seat, throw me a quick, almost fearful glance, then look away.

From "The Chosen" by Chaim Potok

Once the pH returns to normal, the tissue stiffens again and locks into its new form.

From Science Daily ● May 28, 2026

The biggest reason is that our maximum heart rate slows with age, and the heart muscle stiffens, reducing its pumping effectiveness.

From Barron's ● May 23, 2026

More than 13% of Americans 75 and older have the condition, in which the aortic valve stiffens and narrows.

From The Wall Street Journal ● Apr. 25, 2026

"Everyone, by the time you get to your mid-30s, maybe early 40s, you'll notice that the lens of the eye really stiffens," she said.

From BBC ● Nov. 29, 2025

Yet when she is asked about migrants, she stops knitting a blue shawl and stiffens; her demeanor turns cold.

From "Enrique's Journey" by Sonia Nazario

When the heart must work harder because of exercise, heat, stress or another cause, stiffened blood vessels may be less able to accommodate the increased blood flow.

From Science Daily ● Aug. 1, 2026

“But the cat stiffened and I stiffened whenever anybody moved, aware of all the possible lives being lived around us.”

From Los Angeles Times ● Apr. 13, 2026

And sure enough, as UConn’s shots started falling and its defense stiffened against Boozer’s attacks, the deficit narrowed.

From The Wall Street Journal ● Mar. 30, 2026

They reckon it may have stiffened the resolve of the German public and discouraged rebels within the dying Nazi regime.

From MarketWatch ● Mar. 12, 2026

The word felt ominous, coming from La Llorona herself, and my body stiffened in response.

From "Summer of the Mariposas" by Guadalupe García McCall

The results do not establish that better fitness directly prevented arterial stiffening.

From Science Daily ● Oct. 15, 2026

Softening rather than stiffening when moving through space requires embracing your body’s natural sway and tiny micro-movements, like an ankle wobbling or knee jiggling.

From Los Angeles Times ● Aug. 18, 2026

IPF is a chronic, progressive lung disease characterized by irreversible scarring and stiffening of lung tissue.

From Barron's ● Mar. 30, 2026

It’s hard to imagine a greater accomplishment than to achieve peace while stiffening the sinews of deterrence.

From The Wall Street Journal ● Mar. 1, 2026

At Helene’s stiffening shoulders, he glances between us and makes a quick departure.

From "An Ember in the Ashes" by Sabaa Tahir