What Causes Feeling Feverish But No Fever?

Reviewed on 6/29/2021

feeling feverish but no fever
Feeling feverish but no fever? Here are 9 reasons you may experience chills

Have you ever felt hot or had the chills, but your temperature reads normal? Feeling feverish can be miserable, especially if you feel weak or tired. There are a lot of reasons why you may have all the symptoms of a fever but no spike in temperature.

Here are 9 reasons that may cause a feverish feeling without a fever.

9 reasons why you may be feeling feverish without a fever

1. Psychogenic fever

Psychogenic fever is a stress-related condition that could cause an increase in body temperature or feverish symptoms. This condition may be triggered by traumatic events or chronic stress. 

2. Urinary tract infection (UTI) or kidney stones

Inflammation caused by a UTI or kidney stones could cause inflammation throughout the body and result in chills but no fever.

3. Hangover

After a bout of heavy drinking, you may experience a hangover, which can cause chills without a fever. You may also have symptoms such as:

4. Hypothermia

When the body loses heat rapidly, it tries to warm itself up by contracting your muscles, causing chills.This can cause you to feel feverish even though your temperature hasn’t risen. Other signs of hypothermia include:

  • Sleepiness
  • Slurred speech
  • Low energy
  • Confusion
  • Clumsiness
  • Slowed, shallow breathing
  • Weakened pulse
  • Bright red, cold skin

5. Hypothyroidism

Hypothyroidism is a condition where your thyroid gland doesn’t produce enough of certain hormones. Apart from chills and feverish symptoms, hypothyroidism may also cause:

6. Hypoglycemia

Hypoglycemia causes your blood sugar to drop to a dangerously low level and may cause feelings of feverishness. This most often occurs in people with diabetes who are on medications such as sulfonylurea and insulin. Other signs of hypoglycemia may include

7. Menopause

Menopause, when a woman stops menstruating, can cause night sweats or hot flashes. Other symptoms include:

8. Panic attacks

Panic attacks can cause sudden, brief, but strong reactions in your body. While your temperature may not go up, you may experience chills as well as:

  • Chest pain
  • Nausea
  • Difficulty breathing
  • Racing heart
  • Trembling or shaking
  • Sweating
  • Tingling or numbness in fingers or toes
  • Choking or smothering sensation

9. Infections

If you have the flu, another type of infection, or a skin abscess, you may experience chills without a fever. This may also happen if you have tuberculosis or sepsis.

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References
WebMD. Why Do I Have Chills? https://www.webmd.com/a-to-z-guides/why-do-i-have-chills

Cleveland Clinic. Panic Disorder. https://my.clevelandclinic.org/health/diseases/4451-panic-disorder

ResearchGate. What Is "Internal Fever", Is It a Correct Medical Term? https://www.researchgate.net/post/What_is_internal_fever_is_it_a_correct_medical_term

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