When to seek care for nausea

Overview

Nausea is the feeling that you might vomit (be sick). It is not a disease itself but a symptom of many different conditions. It can happen with or without vomiting.

Yes, nausea is one of the most common symptoms people experience. Most people have it at some point in their lives.

Anyone can get nausea. It is more common in people with certain conditions like migraine, pregnancy, or digestive issues. It can affect all ages, from babies to older adults.

Symptoms

Common symptoms

• Upset stomach or queasiness
• Feeling like you are about to vomit
• Dizziness or lightheadedness
• Excessive sweating
• Increased saliva production

Symptoms in children

• Fussiness or crying more than usual
• Refusing to eat or drink
• Pale skin
• Complaining of a 'tummy ache'
• Vomiting

Symptoms in older adults

• Confusion or weakness
• Decreased urine output (sign of dehydration)
• Dizziness when standing up
• Dry mouth
• Loss of appetite

Causes

Main causes

• Stomach bugs (gastroenteritis)
• Food poisoning
• Migraine headaches
• Motion sickness
• Pregnancy (morning sickness)
• Side effects of some medicines
• Anxiety or stress
• Inner ear problems (like labyrinthitis)

Risk factors

• Being pregnant
• Traveling by car, boat, or plane
• Having a history of migraines
• Taking certain medications (ask your doctor or pharmacist)
• Having a stomach infection
• Having chemotherapy or radiation therapy
• Having a condition like acid reflux or irritable bowel syndrome

When to see a doctor

See a doctor urgently if:

• Nausea that lasts more than 2 days and does not get better
• Vomiting for more than 24 hours without any fluids staying down
• Signs of dehydration (dry mouth, no urine for 8 hours, dizziness)
• Nausea with severe pain in your stomach or head
• Nausea after a recent surgery or head injury

Book a routine appointment if:

• Nausea that comes and goes for weeks without an obvious cause
• Nausea that affects your ability to eat or work
• You are pregnant and nausea is severe (hyperemesis gravidarum)
• You have other symptoms like weight loss or tiredness

Diagnosis

A doctor will ask about your symptoms, medical history, and any recent activities (like travel, food, or medicines). They may examine your stomach and check for signs of dehydration.

Tests that may be done

• Urine test (to check for infection or pregnancy)
• Blood tests (to look for infection, dehydration, or other conditions)
• Imaging tests like an ultrasound or CT scan if a more serious cause is suspected

What to expect at your appointment

The doctor will try to find the underlying cause. They may ask you to keep a diary of your nausea and any triggers. You may be referred to a specialist (like a gastroenterologist) if the cause is not clear.

Treatment

Treatment depends on the cause. For most nausea, simple self-care helps. If there is an underlying condition, that will be treated. Medicines to stop nausea (antiemetics) may be prescribed if needed.

Self-care at home

• Sip water or clear fluids slowly to stay hydrated
• Eat bland foods like crackers, toast, rice, or bananas
• Avoid strong smells, greasy or spicy food
• Rest in a quiet, well-ventilated room
• Use acupressure or ginger (some people find these helpful)
• If motion sickness, sit in the front of the car or look at the horizon

Medical treatments

If nausea is severe or persistent, a doctor may recommend medications that help prevent vomiting. These are called antiemetics. They come as tablets, dissolving wafers, injections, or suppositories. Always follow your doctor’s advice on the right treatment for you.

When is surgery considered?

Surgery is very rarely needed for nausea alone. It may be needed if the nausea is caused by a condition like a bowel obstruction or appendicitis, but those cases are handled separately.

Living with this condition

If you have chronic nausea (lasting weeks or more), try to identify and avoid your triggers. Keep a diary of what you eat and do before nausea starts. Eat smaller meals more often. Keep plain crackers or water nearby.

Lifestyle tips

• Get enough sleep and manage stress
• Avoid alcohol and smoking
• Stay well-hydrated between meals
• Try relaxation techniques like deep breathing

Diet and exercise

Avoid heavy meals, fried foods, and very sweet foods. Eat small, frequent meals. Light exercise like walking can help digestion, but do not exercise if you feel very nauseous.

Mental health and emotional wellbeing

Constant nausea can be frustrating and tiring, and may lead to anxiety or depression. It is important to talk to your doctor about how you feel, not just the physical symptoms. Mental health support can help you cope.

Prevention

Not all nausea can be prevented, but you can reduce your risk. Avoid known triggers, practice good hygiene to prevent stomach bugs, and take motion sickness medication before travel if you are prone to it.

Vaccines

There is no vaccine specifically for nausea, but vaccines for stomach infections (like rotavirus) can reduce a common cause in children.

Screening programmes

There is no routine screening for nausea. If you have a condition that commonly causes nausea (like migraine), follow your doctor’s management plan.

Complications

If left untreated

• Dehydration (from not drinking enough fluids)
• Electrolyte imbalances (loss of important minerals like sodium and potassium)
• Malnutrition (if you cannot eat enough)
• Weight loss
• In children, severe dehydration can be life-threatening

Long-term outlook

For most people, nausea goes away once the cause is treated. With proper care, even chronic nausea can be managed well. Talk to your healthcare provider for a plan that works for you.

Find support

External links open third-party websites. Ruqelo Health is not responsible for external content. Listing an organisation does not imply endorsement.