Frequent dizziness is another common health problem. Many people often think that this symptom is a normal symptom of the body that can occur. Sit and rest for a while and it will heal on its own. But in reality, dizziness, vertigo, and fainting can be caused by many factors. Whether it is a physical health problem or a mental health problem. And it may be a warning sign of a serious disease as well.
What causes fainting and loss of consciousness?
Frequent dizziness and fainting without warning can be caused by three main reasons, which are detailed below.
- Dizziness is caused by abnormal brain function, such as a blockage of blood vessels in the brain, which prevents blood from flowing to the brain, causing dizziness, fainting, loss of consciousness, or sudden seizures.
- It is caused by heart disease , which is a serious disease that should not be overlooked. People with heart disease tend to feel dizzy more often than other diseases due to these 3 causes.
- A blood vessel suddenly becomes blocked, causing insufficient blood flow to the brain, leading to sudden fainting and loss of consciousness.
- Symptoms include a weak heartbeat, and the blood that is sent to the heart cannot be pumped to various organs of the body, including the brain. When the brain lacks blood, it can cause frequent dizziness and fainting.
- Irregular heartbeat causes less efficient blood pumping to the brain, which increases the chance of fainting.
- The body’s nervous system works faster than normal. When there is an abnormality in the body, such as being too hot, too cold, the body does not receive enough nutrients, does not get enough sleep, สนใจสมัคร? คลิกที่นี่เพื่อเริ่มต้น etc., all stimulate the nervous system and heart to function abnormally, which affects the brain, causing brain function to deteriorate. Therefore, there is a higher chance of dizziness than normal.
- Caused by other causes
- Anemia: The blood has few red blood cells, causing insufficient blood flow to the brain.
- Hypoglycemia: The body lacks sugar, which affects brain function.
- Dehydration: The body loses a lot of water, causing the blood to thicken and not circulate well.
- Some medications: Some medications, such as blood pressure medications, diuretics, and antidepressants, if taken improperly, can cause fainting and loss of consciousness