Just sit on the couch for half an hour and then get up and go to drink water and walk for a while. A

It is usually low blood sugar, and it may also be that there are too few red blood cells in the blood, so go to the hospital for a checkup.

I also have this symptom, but not as severe as you, I squatted on the ground for a few minutes, and suddenly when I stood up, it was dark in front of me, and the sky was full of small stars. I remember when I was in junior high school, I got up in the morning to run and exercise, and then, the national flag was raised, and the principal spoke, and at this moment, I was also very dizzy, and then I lost consciousness and fell down. My classmates pulled me up, and I was relieved.

I went to the hospital to check it out, and said that I was anemic, and then I prescribed a brain and kidney tonic pill and ate it for a while, and it got better. Hope it helps. It's best to go to the hospital for a check-up.

Blood pressure, dizziness, go to the hospital to get it checked.

The body needs it too much, and the blood pressure is too low, so you must pay attention to rest and make up more.

Insufficient blood supply to the brain or problems with blood pressure.

The body is too weak, the qi and blood are too poor, and they have to make up for it.