I feel sick to my stomach have a headache and am tired all the time?

Feeling sick to your stomach, having a headache, and being tired all the time are common symptoms of many different conditions, including:

- Viral infections: Such as the common cold, flu, or other respiratory infections, can cause a variety of symptoms, including fatigue, headache, and nausea.

-Bacterial infections: Such as strep throat, urinary tract infections, or food poisoning, can also cause similar symptoms.

- Chronic illnesses: Such as autoimmune disorders, thyroid problems, or diabetes, can also lead to fatigue, headaches, and nausea.

- Medications: Some medications can cause side effects such as fatigue, headache, and nausea.

- Stress: Chronic stress can lead to a number of physical symptoms, including fatigue, headaches, and nausea.

- Poor sleep: Not getting enough sleep or poor-quality sleep can also contribute to fatigue, headaches, and nausea.

-Allergies: Allergies to foods, dust mites, pollen, or other substances can cause a range of symptoms, including fatigue, headaches, and nausea.

- Hormonal changes: Such as those that occur during pregnancy or menopause, can also cause fatigue, headaches, and nausea.

- Dehydration: Not drinking enough water can also lead to fatigue, headaches, and nausea.

-Nutritional deficiencies: Such as vitamin B12 deficiency or iron deficiency, can also cause fatigue, headaches, and nausea.

It's important to see a doctor if you are experiencing these symptoms, as they could be a sign of an underlying medical condition. Your doctor can help you determine the cause of your symptoms and recommend the appropriate treatment.