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Doctor insights on: Low Grade Fever At Night In Adults

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Dr. Steven Griggs
235 Doctors shared insights

Low Grade Fever (Definition)

Low grade fever is a symptom in which a person's internal body temperature is mildly high, about 99-100.5 degrees. Many medical conditions and mild colds/flus can ...Read more


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What is considered to be a low grade fever (degrees celcius)in adults and in children?

What is considered to be a low grade fever (degrees celcius)in adults and in children?

Low grade fever: The normal body temperature is 37 degrees centigrade. Anything above 37. 5 degrees centigrade is consider a low grade temperature. ...Read more

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Is slight fever of 99.5 normal for an adult with a cold? I don't typically get any fever with colds, but I have a low grade fever this time.

Is slight fever of 99.5 normal for an adult with a cold? I don't typically get any fever with colds, but I have a low grade fever this time.

Probably normal: Like many people, you probably assume 98.6F is the maximum normal body temperature. Actually, it's the average temperature over the day. Entirely healthy people can have body temperature up to 99.5, especially in the afternoon or evening. Certainly a cold can do it, even in people who usually don't get fevers with colds, so this is nothing to worry about. ...Read more

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What's considerd a low grade fever? And what's considerd a high fever in adults?

What's considerd a low grade fever? And what's considerd a high fever in adults?

A temp of: 104 or greater would warrant medical attention. Temp >107.6 °F (42 °C) creates serious risk for brain damage. What constitutes low fever is adult is debatable. Check this med line plus article: http://www. Nlm. Nih. Gov/medlineplus/ency/article/003090.htm ...Read more

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Can pneumonia in non smoking adults cause persistent low grade fever with black phlegm for 4 days and later became yellow? Y?

Can pneumonia in non smoking adults cause persistent low grade fever with black phlegm for 4 days and later became yellow? Y?

Yes see a doctor: Yes it can see a doctor I am concern about the black phlegm go and see a doctor you need proper evaluation by a physician good luck. ...Read more

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What would cause a higher billyruben level and a lower white blood cell count in an adult? Symptoms are nausea, vomiting, low grade fever

What would cause a higher billyruben level and a lower white blood cell count in an adult? Symptoms are nausea, vomiting, low grade fever

Many causes...: Many things can cause high bilirubin and low white count. Common causes are biliary obstruction by gallstones, tumors or scarring in the gallbladder, pancreas, and bile ducts. Hemolysis (rupture of red blood cells) can also raise your bilirubin. Please follow up with your doctor because additional work up is needed. ...Read more

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I have a 3 yr old. Started coughing 2 nights ago not constant sounds kinda phlyemy and no other symptoms. Very low grade fever at night. Contagious?

I have a 3 yr old. Started coughing 2 nights ago not constant sounds kinda phlyemy and no other symptoms. Very low grade fever at night. Contagious?

Possibly: If there is a fever over 101f, she may be contagious. Give lots of fluids, run a cool mist humidifier, and use Acetaminophen for fever or pain. If fever and cough persists for more than a few days, or symptoms are getting worse, she should be seen by her doctor. ...Read more

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Hi, I've been tired and having a low grade fever at night. Today my throat is sore and one of my tonsils looks swollen. How can I tell if it's swollen?

Hi, I've been tired and having a low grade fever at night. Today my throat is sore and one of my tonsils looks swollen. How can I tell if it's swollen?

Try using a mirror: It's not easy to see one's own tonsils. Throat symptoms can be from flu or cold viruses, strep throat, allergies, etc., except that allergies usually don't cause a fever. Flu causes fever. Doctors have 5-minute tests for strep. Doctors also have a quick test for Flu A & B. If the problem is influenza, doctors can consider treating with medications such as Tamiflu (oseltamivir). Mono is caused by the EBV virus. ...Read more

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I have sore throat, & feel difficulty in swallowing along with low grade fever at night. I can feel a small lump in my armpit as well. What it can be?

I have sore throat, & feel difficulty in swallowing along with low grade fever at night. I can feel a small lump in my armpit as well. What it can be?

Enlarged lymph node: I would suggest seeing your healthcare provider. You should be tested for strep. The lump in your armpit also needs to be evaluated, it may be an enlarged lymph node. ...Read more

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Cause of swollen lymph nodes in neck and low-grade fever at night for 1 month? Started with sore throat, completed antibiotic regimen 1 week ago

Cause of swollen lymph nodes in neck and low-grade fever at night for 1 month? Started with sore throat, completed antibiotic regimen 1 week ago

Possible mononucleos: Swollen lymph nodes, especially if there is some tenderness and some degree of associated temperatures points to infection. On rare occasions TB from unpasteurized milk can cause the problem. At other times infectious mononucleosis can result in the problem. If nodes do not regress and symptoms persist a biopsy should be performed. ...Read more

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Low grade fever in afternoon that goes away at night for a week? Normal variable?

Low grade fever in afternoon that goes away at night for a week? Normal variable?

Evening fever: For how long you had the fever, does it correlate with other symptoms? Like general malaise?, pain headache, enlarged lymphnodes, muscle acke,
Are you taken medication like Aleve (naproxen), (naproxen) you need a lab test: CBC, ESR, CMP, and a CXR
Your symptoms may range from a cold to a more severe issue.
Start Aleve (naproxen) two tabs a day, take tbs mid-day, for a week. Come in a week ...Read more

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What would cause a low-grade fever to occur only at night? It's been happening for weeks.

What would cause a low-grade fever to occur only at night? It's been happening for weeks.

Multiple things: Fever at night can be caused by many things, including chronic infections, rheumatological entities (like lupus), and even malignancy (cancer). It is never normal, and it requires a comprehensive workup. ...Read more

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Is 37.1 Celsius body temperature at night considered a low grade fever or is it normal?

Is 37.1 Celsius body temperature at night considered a low grade fever or is it normal?

Subjective fever: Everybody is a little bit different -and it would be important to know the temperatures you used to have before this question came up. I think that 'no' this isn't a fever, but I don't know your basal metabolic rate. There is a natural rhythm of the body- temps go up and down, and usually at night the body is cooler than during the day. If you FEEL hot, then it's possible u have a low grade fever. ...Read more

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I am suffering from low grade fever at every night which goes off by taking brufen it is happening from last 7 days?

I am suffering from low grade fever at every night which goes off by taking brufen it is happening from last 7 days?

Check Up: Any abnormal health event that lasts more than a week should be reviewed with your MD. A good exam is needed to help determine the cause. Make sure to inform your MD if you live in a dorm setting or have had recent travel especially if outside the USA. Good luck! ...Read more

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The last couple of days I have been running a low grade fever only at night and feel fine during the day what could be going on?

Infection: Some infections smolder and cause the symptoms you're mentioning. If these symptoms continue you'll need blood work and a physical exam to help pinpoint the cause. ...Read more

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Can seasonal allergies cause a very low grade fever? 99.0 at night? Is this something to be concerned about?

Can seasonal allergies cause a very low grade fever? 99.0 at night? Is this something to be concerned about?

Body temperature: Everyone's baseline temperature varies. 98.6 f is the average temperature for most people. 99.0 f is normal for some people. There is nothing to worry about. ...Read more

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15 year old female low grade fever for 4 days (nights temp is normal during the morning w/o meds.103 at night). One bright green tonsil.?

15 year old female low grade fever for 4 days (nights temp is normal during the morning w/o meds.103 at night). One bright green tonsil.?

Pharyngitis: Either viral or strep are usual causes. Should get swabbed for strep and examined. Ensure that pain is well controlled with appropriate doses ibuprofen or tylenol (acetaminophen) (if not allergic or contraindicated by any other conditions) and that she is keeping herself hydrated. ...Read more

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I've been coughing violently and throwing what I eat the last 2 days. Have night sweats. Also am running a low grade fever.

I've been coughing violently and throwing what I eat the last 2 days. Have night sweats. Also am running a low grade fever.

You may need to go t: If you are unable to keep any liquids down, you should consider going to an er tonight and be treated with IV fluids and medication to control vomiting and you cough. If you can keep down liquids, then consider going to see your doctor in his office tomorrow. ...Read more

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I have been running an intermittent low grade fever for the past 3 - 4 months. Maybe 2 - 3 times per week, along with night sweats. No other symptoms.

I have been running an intermittent low grade fever for the past 3 - 4 months. Maybe 2 - 3 times per week, along with night sweats. No other symptoms.

Fever/Unknown Origin: 48 year old lady with Fever of Unknown Origin for 3-4 months. Have you reached menopause yet? Menopause is a cause of fever of unknown origin in a woman your age. Do you have chills? Any weight loss? Sick contacts? Bites? Travel? Sexual history? You should get a full exam to determine possible sources. Some causes are malignancy, abscess, tuberculosis, malaria, drug wdrawl, underlying med problem ...Read more

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My 4 year old has a low grade fever and wet sounding cough since last night. No vomiting. Suggestions?

My 4 year old has a low grade fever and wet sounding cough since last night. No vomiting. Suggestions?

Humidifier, fluids: Using a humidifier, increase fluids like juice and water as well as treating symptoms of fever are good starts - if he worsens or looks like he is having a hard time breathing see your doctor. ...Read more

Dr. Mark Diamond
2,227 Doctors shared insights

Fever (Definition)

Fever = elevated body temperature (can be ...Read more


Nocturnal (Definition)

This term is used to note that something ...Read more