Nausea and vomiting most frequently are due to viral gastroenteritis or the common early pregnancy's morning sickness. Vomiting alleviates nausea immediately but may cause loss of body fluids or dehydration. Sipping some sports drinks, clear juices, or weak tea may help replace lost fluid and minerals without irritating the stomach. 

What is nausea?

Nausea is something most people know. It's never pleasant and may arise in various situations, including travel and pregnancy. Nausea is the feeling of having a queasy stomach or being about to vomit. Nausea and vomiting are common signs and symptoms which can be caused by numerous problems. Nausea and vomiting most frequently are due to viral gastroenteritis - often mistakenly referred to as stomach flu - or common early pregnancy's morning sickness.

Many medications and general anesthesia for surgery can cause nausea. Nausea and vomiting may indicate a severe or even life-threatening issue. Anti-nausea medications are commonly utilized to relieve it. Regrettably, such drugs can have adverse side effects of their own, such as nausea. Nausea is a response to a number of causes, which include overeating, disease, or irritation of the throat or gut lining. Persistent or recurrent nausea and vomiting ought to be checked by a physician.

Consult a doctor if nausea and vomiting occur:

repeatedly or for 48 hours or more

after eating fatty or spoiled food or taking a new medicine

following intense dizziness

It's essential to consult a doctor if nausea and vomiting are accompanied by pain in the lower abdomen or chest, yellowing of the skin, whites of the eyes, trouble with swallowing or urination, dehydration or extreme thirst, constant, severe abdominal pain. 

Other conditions that also warrant immediate medical attention from a doctor include:

- a fruity breath odor, drowsiness or confusion

- An ambulance or emergency contact should be called immediately if a diabetic shock is suspected.

- Nausea and vomiting persist after other symptoms of viral infection have subsided.

The person:

- has a severe headache, 

- is sweating with chest pains and trouble breathing.

- is known or suspected to have swallowed an overdose of poisonous substance or drugs.

- has a higher body temperature, muscle cramps, and other signs of heat exhaustion or heat stroke

- has breathing difficulties that occur after exposure to a known allergen.

See: Acupuncture helps a Pregnant Lady to Overcome Nausea

Nausea causes & symptoms

Persistent, unexplained, or recurring nausea and vomiting may be symptoms of a number of serious illnesses. It can be caused simply by overeating or drinking too much alcohol. It can be attributed to stress, certain medications, or disease. As an example, people that are given morphine or other opioid medications for pain relief following surgery occasionally feel daunted from the medication. Poisonous substances such as arsenic and other heavy metals can cause nausea and vomiting. Morning sickness is a result of pregnancy-related hormone changes. Motion sickness can be triggered by traveling in a car, airplane, or on a ship. Many can experience nausea after eating spoiled food or foods to which they are allergic. Cancer patients on chemotherapy tend to be nauseated. Patients with migraine headaches often experience nausea. Gallstones, gastroenteritis, and stomach ulcer can lead to nausea and vomiting also. These conditions are serious and should be examined by a doctor.

Nausea and vomiting may occur individually or together. Common causes include:

• chemotherapy

• General anesthesia

• Viral gastroenteritis (stomach flu)

• Gastroparesis 

• Intestinal obstruction

• Migraine

• Morning sickness

• Motion sickness

• Rotavirus

• Vestibular neuritis

Emotional triggers

Several psychological factors can cause nausea. Some can find that they experience nausea just by looking at someone else vomiting.

Some medical students may experience nausea and fainting when watching an autopsy for the first time. An article in Harvard Health Publication clarifies that stress is a common cause of nausea, and light-headedness, diarrhea, and frequent urination.

The following illnesses/conditions usually have nausea as one of the symptoms:

- Anorexia nervosa

- Bulimia nervosa

- Generalized anxiety disorder

- Social anxiety disorder (societal phobia).

- Stress and depression

A Norwegian study involving over 62,000 people found that nausea, which affects about 12% of people in the community, is a frequent symptom of stress and anxiety.

A research team from Haukeland University Hospital in Norway reported in the journal General Hospital Psychiatry that patients with depression and anxiety frequently present with gastrointestinal symptoms like nausea and abdominal discomfort as their principal problem when visiting the physician.


Cancer treatment

Nausea and vomiting, which can be severe side effects of cancer treatment, need to be controlled to keep the patient's therapy and quality of life. Uncontrolled nausea among cancer patients receiving treatment can Cause loss of desire, a ripped stomach, malnutrition, broken bones, dehydration, and reopening of surgical incisions. Common causes of nausea in cancer patients are from:

• Chemotherapy - how frequently and/or acute symptoms depend on the kind of medication used, its dose, while it's administered with other drugs, how often it's given, how it's delivered, and the patient.

• Radiation treatment - especially treatment that targets the brain, liver, or gastrointestinal tract. The probability of nausea increases as the radiation dose rises.

• Nausea from a tumor blocking the bowel.

These factors can increase a cancer patient's risk of developing nausea and vomiting:



See: Ayurveda for Nausea in Pregnancy

When to see a doctor

Typically nausea is a temporary symptom that goes away on its own. Don't be alarmed if it's accompanied by nausea; it means your body is attempting to eliminate whatever made you feel sick. However, occasionally nausea and vomiting may be a sign of an underlying illness or something serious, like a blockage or kidney stones.

You should check with your doctor if:

- Abdominal pain is acute

- there's blood in the vomit

- you've got an aggravation

- you've got a stiff neck

- Your urine is dark, you're infrequently urinating, and your mouth is dry - these are signs of dehydration.

- You're vomiting for more than 24 hours


See: Homeopathic treatment for weakness due to intermittent nausea and vomiting

Natural home remedies for nausea

Getting some fresh air or getting away from whatever is causing nausea may bring some relief. Sucking on a lemon or eating some food that can calm the stomach by absorbing acid and extra fluid. 

Vomiting alleviates nausea immediately but may cause loss of body fluids or dehydration. Sipping some sports drinks, clear juices, or weak tea may help replace lost fluid and minerals without irritating the stomach. Food should be reintroduced slowly, starting with small quantities of dry, bland foods such as toast and crackers.

Biofeedback

Biofeedback uses deep relaxation and exercise and to control nausea.


Acupuncture

Acupuncture is increasingly considered as a useful adjunct to treating nausea. A growing body of literature demonstrates that acupuncture is effective in treating nausea associated with pregnancy, surgery, and chemotherapy for cancer. The very best acupuncture point for nausea is PC6. A few patients, however, may experience temporary nausea as an adverse effect of acupuncture. It's not considered a significant side effect.


Acupressure

Acupressure uses applying pressure to certain areas of the body that may be helpful in reducing nausea and vomiting and relaxes the gastrointestinal tract. Acupressure can be implemented by wearing a special wristband or by applying firm pressures into the:

- back of the jawbone

- webbing between the thumb and index finger

- top of the foot

- inside of the wrist

- the base of the rib cage

Here are some points to try:

PC 6 -- Look at your inner wrist. Measure three finger-widths in hand up your wrist. This is the strain point. Additionally, this is the pressure point that's targeted with sea rings. Sea bands might be a no-fuss method of getting acupressure benefits.

KID 6 -- This stage is one thumb width under the protruding bone on your foot.

KID 27 -- Feel your collar bone. Use your thumb to observe the depression in the center of your breastbone. Two halves width to either side of this, just under the collar bone, is the strain point.


Diet & Nutritional therapy

- Rehydration. It's imperative to replace fluid lost through nausea. However, patients should take liquid slowly to prevent shock to the body. Fruit juice or soup is much better than plain water because they also contain salt and sugar, which might also be deficient.

- Avoid eating solids straight away. Patients should wait until the body has sufficient rests, and the stomach has an opportunity to settle down before starting on solid foods.

- Bland foods. To avoid overworking the digestive tract too soon, patients should resume eating with bland food like toast or yogurt. Additionally, they should not attempt and consume too much immediately, as this stresses out the digestive tract.

- Lactaid. Lactaid helps prevent an upset stomach in persons allergic to milk.


Herbal treatments

Several herbal remedies can help relieve short spells of nausea and vomiting.

- Chamomile or lemon balm tea can relieve symptoms.

- Ginger (Zingiber officinale), a very effective herbal treatment for nausea, can be drunk as tea or obtained as candies or powdered capsules. Ginger has been shown in a number of studies to alleviate morning sickness associated with pregnancy.

- Peppermint Tea is effective in relieving nausea and vomiting associated with indigestion.

- Stomach Tea, a mixture of anise seed, fennel, peppermint, and chamomile, is an excellent herbal remedy for gas.

- Strong Green tea can prevent nausea, primarily if it's caused by eating foods that are salty.


Homeopathy

Based on a person's specific condition, a homeopathic practitioner can prescribe one of these remedies: 

Nux vomica 30: This is a fantastic remedy if you are experiencing vomiting or constipation.

Sepia 30c: If you are nauseous but still hungry, try this natural remedy.

Natrum Phos. 6X: Try this if you're also experiencing acid reflux or heartburn.

Pulsatilla 30c: This is a superb remedy, to begin with, and works well for overall bouts of nausea.

Ipecac 30: If you are always nauseous and/or nausea, try this treatment for a fast fix.

Natrum Muriaticum 6X: This can be used for morning sickness and might even help the baby get in an optimal birth position.


Aromatherapy

Peppermint or lavender oil, when inhaled, calms the body and reduces nausea and vomiting.

See: Ginger Health Benefits & Nutrition Facts

Prevention of nausea

Massage, yoga, meditation, and other relaxation techniques can help stop nausea caused by stress. Anti-nausea medication that is taken before a trip may prevent motion sickness. Focusing on the horizon from the front seat and travel after dark may also minimize symptoms.

Food should be fresh, adequately prepared, and consumed slowly. Overeating, tight-fitting garments, and strenuous activity immediately following a meal ought to be avoided.

Try some of these tips for nausea due to pregnancy:

- Try using a cup of ginger tea to soothe your stomach. This hot herb can also be used to ease motion sickness.

- Try using a cup of room-temperature ginger ale. Surprisingly, this helps pregnant women feel better. However, make certain you avoid ginger ale with fizz because that would increase stomach acid production.

- Several herbal teas are known to decrease nausea. Consider sipping herbal teas made with camomile, lemon balm, and peppermint. In case you have heartburn, avoid peppermint tea.

- Another beneficial ingredient to fight morning sickness is reddish raspberry-leaf tea. The herb alleviates symptoms of morning sickness and is also known to relax the smooth muscles of the uterus. Some research, however, says that raspberry leaves can cause uterine contractions. Check with your physician if you can have it.

- Keep some fennel seeds close to your bedside and chew on them whenever you feel queasy.

- Another easy solution is to stay hydrated. Clear urine indicates enough intake of water.

- Stack up fruit-bars on your freezer. They'll help replace the sugars you've lost by throwing up.

- Sniff a piece of lemon. You might also drink water with a few drops of lemon juice.

- Some women reportedly feel great when they wake up and immediately eat a little snack. Keep some biscuits beside your bed so that you could reach out to them after you awaken.

- Steer clear of fried, fatty foods, which may promote nausea.


See: Ayurveda for stress & anxiety relief

Summary

Nausea is a feeling of discomfort composed of various kinds of unease occurring in many areas of the body. The general feeling it causes isn't regarded as painful, but it causes a general feeling of being unwell, which makes it tough to perform normal activities. To prevent one of the worst side effects of nausea, make certain to stay hydrated. Thirst relief can be especially difficult when it is tough to keep anything down. It is even worse if your health symptoms include nausea. But even when you're throwing up, a few of the water you drink will be consumed.


See: Apple Cider Vinegar for Acid Reflux

References

1. Mayo Clinic Staff. (2018).Nausea and vomiting. mayoclinic.org/symptoms/nausea/basics/definition/sym-20050736

2. Nausea & vomiting. (2013). my.clevelandclinic.org/symptoms/nausea/hic_nausea_and_vomiting.aspx

3. Niebyl, J., (2015). “Nausea and Vomiting in Pregnancy,” The New England Journal of Medicine.

4. Baines, M. (1987). “Nausea and Vomiting in the Patient with Advanced Cancer,” St. Christopher’s Hospice.

5. Matthews, A., DowswelL, T., Haas, D., Doyle, M., O’Mathuna, D. (2003). “Interventions for Nausea and Vomiting in Early Pregnancy,” Sao Paulo Medical Journal.

6. Meltzer, D. (2000). “Complementary Therapies for Nausea and Vomiting in Early Pregnancy,” Oxford Journals.

7. Bone, M., Wilkinson, D., Young, J., McNeil, J., Charlton, S., (2007). “Ginger root—a new antiemetic: the effect of ginger root on postoperative nausea and vomiting after major gynecological surgery.”

8. Huxley, R. (2000). “Nausea and Vomiting in Early Pregnancy: Its role in Placental Development.”

9. Henzi, I., Sonderegger, J., Tramer, M., (2000). “Efficacy, dose-response, and adverse effects of droperidol for prevention of postoperative nausea and vomiting.” Canadian Journal of Anesthesia.

10. Treatment-related nausea and vomiting (PDQ) — health professional version. (2018). 

cancer.gov/about-cancer/treatment/side-effects/nausea/nausea-hp-pdq

See: Ashwagandha benefits for anxiety

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