In general, it is normal to sleep and dream, but we should pay attention to the performance of sleeping and dreaming caused by some factors. The reasons for sleeping and dreaming can be divided into two points, namely, cerebral cortex nerve excitement and physical factors. Dreaming is something that everyone does every day. Anything can happen in dreams. Because of the invisibility and variability of dreams, it also brings mysterious filtering to the existence of dreams. Therefore, everyone has a very curious psychology about dreams, especially when there are some troubled dreams, everyone still wants to interpret them.
Dreaming of arm injection bleeding: this indicates good luck. When you do something, you will get help from the nobles, so you will get twice the result with half the effort.
The businessman dreamed of bleeding from an injection in his arm: it indicates good fortune, cautious investment, and no progress in the money invested.
Men dream of arm injection bleeding: it indicates good luck and often conflicts with people, but they still need to control their emotions.
Job seekers dream of bleeding from an injection in their arms: it indicates that they are lucky in job hunting, have more job opportunities and will get a good job.
Widowed and lonely people dream of bleeding from an injection in their arms: it indicates that their fortune is poor and they will encounter danger on the way out, so they will cancel their trip.
Popular Science: Why do people dream?
The generation of dreams is actually related to life activities, and it is the multiple effects of psychological and physiological influences. When people are asleep, the body still maintains a basic life activity, and our brain is no exception. Although the whole body is in a dormant mechanism, some brain cells are still active, and it is the activity of these cells that creates dreams during sleep.
Many people may find that they have left strong pictures, sounds or things during the day, which are easy to appear in dreams. This is because these things are unforgettable after being stored in the brain as memories.
Because everyone's work, thoughts, emotions, life, hobbies are more or less different, and their views on things are different, so everyone's dreams are different.
Not only people, but also some animals dream.
In many people's minds, everyone thinks that dreaming is a hint, perhaps to remind us of something, and that only humans can dream.
Dreaming is mainly because the cerebral cortex is still excited during sleep, and related dreams will appear at this time.
So many mammals also dream, such as squirrels, kittens, puppies, elephants and other animals, and birds also have some short-lived dreams.