Certainly, stress can indeed cause light-headedness. When the body is under stress, it releases various hormones, including adrenaline, which can lead to an increased heart rate and changes in blood pressure. These physiological changes can sometimes result in the feeling of dizziness or light-headedness. Additionally, stress can cause people to hyperventilate, which reduces the amount of carbon dioxide in the body. This can lead to a condition called respiratory alkalosis, which can also cause light-headedness or dizziness. Here's the translation in Chinese: 当然，压力确实可以引起头晕。当身体处于压力之下时，它会释放各种激素，包括肾上腺素，这可能导致心率加快和血压变化。这些生理变化有时会导致头晕或头昏眼花的感觉。此外，压力还可能导致人们呼吸急促，这会减少体内的二氧化碳量。这可能导致一种称为呼吸性碱中毒的状况，这也会引起头晕或头昏眼花。 read more >>

Dizziness is a common symptom of anxiety stress and, and If one is experiencing anxiety, dizziness can result. ... The dizziness that accompanies anxiety is often described as a sense of light- headedness or wooziness. There may be a feeling of motion or spinning inside rather than in the environment.read more >>