Why do i get light headed nausea hot flashes and it come goes?

Light-headedness, nausea, and hot flashes are common symptoms of several conditions and can have a range of causes. If these symptoms come and go, it could be due to:

* Vasovagal syncope (fainting): This condition occurs when the body overreacts to certain triggers, such as standing up too quickly, feeling stressed or anxious, or dehydration. It causes a temporary drop in blood pressure and heart rate, leading to light-headedness, nausea, and possibly fainting.

* Hypoglycemia (low blood sugar): This condition occurs when the body doesn't have enough sugar (glucose) in the bloodstream for energy. It can cause light-headedness, nausea, sweating, and shaking. Hypoglycemia is common in people with diabetes or those who don't eat regularly.

* Hyperthyroidism (overactive thyroid): This condition occurs when the thyroid gland produces too much thyroid hormone. It can cause a variety of symptoms, including light-headedness, nausea, hot flashes, increased heart rate, and weight loss.

* Menopause: This natural stage in a woman's life is marked by a decline in estrogen levels, which can cause a range of symptoms, including hot flashes, night sweats, mood swings, and light-headedness.

* Anxiety and panic attacks: These conditions can cause a range of physical symptoms, including light-headedness, nausea, hot flashes, chest pain, and shortness of breath.

* Certain medications: Some medications can cause light-headedness, nausea, and hot flashes as side effects. These may include blood pressure medications, antidepressants, and hormonal contraceptives.

If you are experiencing these symptoms and are unsure what is causing them, it is important to see a doctor for a proper diagnosis and treatment. The doctor may recommend lifestyle changes, medication, or further tests to determine the underlying cause of the symptoms.