it means it can not move around much
Some definitions straight from my apple laptop:
stiff |stif|adjective1 not easily bent or changed in shape; rigid : a stiff blackcollar | stiff cardboard.• not moving as freely as is usual or desirable; difficult to turn or operate : a stiff drawer | the faucet in the shower is a little stiff.• (of a person or part of the body) unable to move easily and without pain : he was stiff from sitting on the desk | a stiff back.• (of a person or their manner) not relaxed or friendly; constrained : she greeted him with stiff politeness.• viscous; thick : add wheat until the mixture is quite stiff.2 severe or strong : they face stiff fines and a possible jail sentence | a stiff increase in taxes.
the stiffness of a vehicle structure in a crash
If the length of a spring is halved, the stiffness remains the same. Stiffness of a spring is determined by its material and construction, not by its length. Cutting the length in half does not change the material properties that govern stiffness.
Stiffness is defined as the ratio of load per unit deformation.
A noun of the abstract type.
It depends of the stiffness. If the morning stiffness in joints it is related to an autoimmune process. If you mean stiffness with numbness and tingling after you had a part of your body in an wear position, it is related to low blood flow to that part of the body
Joint stiffness can lead to a sedentary life, which in turn can lead to worse joint stiffness. The best thing for joint stiffness is a diet filled with whole fresh raw fruits and vegetables and plenty of exercise.
Stiffness of a material is a measure of its resistance to deformation when subjected to an applied load. It indicates how much a material will deform under a given load. Materials with high stiffness will deform less under load, while materials with low stiffness will deform more.
The constant spring stiffness formula is the force applied to the spring equal to the stiffness times the distance it moved. F=kx. Depending on where your axis are, it could be negative.
Arthritis causes pain, stiffness and swelling of joints.
The relationship between stiffness and elastic modulus in materials is that the elastic modulus is a measure of a material's stiffness. A higher elastic modulus indicates a stiffer material, while a lower elastic modulus indicates a more flexible material. In other words, stiffness and elastic modulus are directly related in that a higher elastic modulus corresponds to a higher stiffness in a material.
Arterial stiffness is a general term for the elasticity (or compliance) of the arteries. The hardening or stiffening of the arteries is called arteriosclerosis. The stiffness of arteries influences how hard the heart has to work to pump blood through the body.
The factors that contribute to the stiffness of stainless steel include its composition, grain structure, and heat treatment. The amount of carbon and other alloying elements in the steel affects its stiffness. The arrangement of grains in the steel also plays a role, with smaller grains typically leading to increased stiffness. Additionally, the heat treatment process can alter the internal structure of the steel, impacting its stiffness.