Night Sweats | Definition and Patient Education
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What causes night sweats? 24 possible conditions

Excessive perspiration at night, or night sweats, is an uncomfortable part of life for many people. Night sweats can soak a pillow or require that a sleeper change nightclothes or bedding.  What Causes Night Sweats? Many women experience night sweats, also... Read more

See a list of possible causes in order from the most common to the least.

1

Pulmonary Tuberculosis

Pulmonary tuberculosis (TB) is bacteria that that attack your lungs. It is a potentially deadly disease, but it is curable if you get medical help right away and follow your doctor's instructions. The bacterium (germ...

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2

Tuberculosis

Tuberculosis (TB) is a highly infectious disease that primarily affects the lungs. A severe and long-lasting cough, fever, and night sweats could indicate an active TB infection.

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3

Acute Stress Disorder

Acute stress disorder (ASD) may develop after a traumatic event, and it can last up to one month. Learn about the symptoms of ASD.

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4

Leukemia

Leukemia is a cancer of the blood cells. There are several types of blood cells, including red blood cells (RBCs), white blood cells (WBCs), and platelets. Generally, leukemia refers to cancers of the WBCs. Two types o...

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5

Non-Hodgkin’s Lymphoma

Non-Hodgkin lymphoma (NHL) is a cancer of the lymphatic system that occurs when tumors develop from the lymphocytes, which are a type of white blood cell.

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6

Congestive Heart Failure (CHF)

Congestive heart failure (CHF) is a chronic condition that affects the chambers of your heart. CHF refers to fluid buildup around your heart.

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7

Hodgkin's Disease

Learn more about a type of blood cancer called Hodgkin's disease (HD), including its symptoms, causes, diagnosis, and treatments.

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8

Acute Lymphocytic Leukemia

Acute lymphocytic leukemia (ALL) is the most common cancer in childhood, although it can also occur in adults. ALL is a cancer of the blood and bone marrow. Cancer occurs when abnormal cells in a part of the body begi...

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9

Acute Myeloid Leukemia

Acute myeloid leukemia (AML) is a cancer of the blood and bone marrow. Learn about your risk factors and treatment options.

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10

Chronic Myelogenous Leukemia (CML)

Leukemia is a type of cancer that starts in the blood or blood-forming tissues. There are many different types of leukemia, and treatment is different for each one. Chronic leukemias are slower growing than acut...

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11

Chronic Lymphocytic Leukemia

Leukemia is a type of cancer that affects the blood and blood-forming tissues. There are many types of leukemia, each affecting different kinds of blood cells. Chronic lymphocytic leukemia, or CLL, is a cancer of th...

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12

Empyema

An empyema is a condition in which pus collects in the pleural space, which is the area between your lungs and the inner surface of your chest wall.

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13

Hairy Cell Leukemia

Hairy cell leukemia (HCL) is a rare type of blood and bone marrow cancer that affects the B-lymphocytes (a type of white blood cells that make antibodies that fight infections). If you have HCL, your body produces ...

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14

Infective Endocarditis

Infective endocarditis is an infection in the heart valves or endocardium. It can lead to stroke and heart failure. Read about the symptoms and treatments.

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15

Infectious Mononucleosis

Infectious mononucleosis, or mono, refers to a group of symptoms usually caused by the Epstein-Barr virus (EBV).

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16

Pulmonary Actinomycosis

Pulmonary actinomycosis is a rare bacterial lung infection. It's also known as thoracic actinomycosis.

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17

Sarcoidosis

Learn about sarcoidosis and its causes, symptoms, diagnosis, treatment, and potential complications.

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18

Valley Fever (Coccidioidomycosis)

Coccidioidomycosis, also known as valley fever, is a fungal infection that starts in the lungs and can potentially spread to the rest of the body. Fever, chills and sweating are common.

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19

Endocarditis

Endocarditis, also known as infective endocarditis, is a condition in which your heart's inner lining is inflamed. Learn about causes and symptoms.

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20

Colitis

Colitis is inflammation of the colon. Read about the different types and associated symptoms.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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