What causes fatigue, general weakness and loss of appetite? 77 possible conditions

Viewing 1 - 20 of 77 results

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

1

Cold and Flu Overview

Common colds and influenza are contagious infections that affect the respiratory system. Both are airborne illnesses, spread through coughing and sneezing. Shared symptoms include headache, cough, sore throat, and more.

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2

Common Cold Overview

The common cold is a virus that involves symptoms like sneezing, a runny nose and a headache. Learn the causes, symptoms and treatments for the common cold now!

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3

AIDS

There are many symptoms of the autoimmune disease HIV/AIDS, including persistent skin rashes, night sweats, and mouth sores.

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4

Hypothyroidism

The thyroid gland produces a hormone that controls how your cells use energy (metabolize). Hypothyroidism occurs when the body doesn't produce enough. Untreated, it can cause comlications like obesity and heart disease.

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5

Pregnancy

Bleeding or spotting, increased need to urinate, tender breasts, fatigue, nausea, and missed period are signs of pregnancy.

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6

Low Blood Sodium (Hyponatremia)

Low blood sodium, or hyponatremia, occurs when water and sodium are out of balance in your body. A quick drop in sodium levels can cause weakness, headache, nausea, and muscle cramps.

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7

Congestive Heart Failure (CHF)

Congestive heart failure is a chronic condition that affects the four chambers of the heart. Early symptoms include fatigue and weight gain. Irregular heart beat and wheezing indicate a worsening.

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8

PMS (Premenstrual Syndrome)

Premenstrual syndrome (PMS) is a condition that affects a woman

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9

Hepatitis

Hepatitis is swelling and inflammation of the liver. It's usually caused by a viral infection. There are several types of hepatitis, including: A, B, C, D, and E. Symptoms may not occur until liver damage occurs.

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10

Bipolar Disorder

Bipolar disorder mental illness marked by extreme from mania to depression. Bipolar disorder is also called bipolar disease or manic depression.

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11

Heat Emergencies

This condition is considered a medical emergency. Urgent care may be required.

Heat emergencies are health crises caused by exposure to hot weather and sun. Heat emergencies have three stages: heat cramps, heat exhaustion, and heatstroke. All three stages are serious.

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12

Leukemia

Leukemia is a cancer of the blood cells. Excessive sweating at night, constant fatigue, weight loss, bone pain, and easy bleeding or bruising are all signs of this disease.

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13

Iron Deficiency Anemia

Iron-deficiency anemia is the most common type of anemia, which occurs when the body does not have enough of the mineral iron. The body needs iron to produce hemoglobin, which carries oxygen to the body's tissues...

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14

Alcoholic Liver Disease

Damage to the liver from excessive drinking can lead to ALD. Years of alcohol abuse cause the liver to become inflamed and swollen. This damage can also cause scarring known as cirrhosis. Cirrhosis is the final stage o...

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15

Hypercalcemia

Hypercalcemia is a condition in which you have too much calcium in your blood. Serious cases could cause symptoms like abdominal pain, nausea, constipation, and weakness.

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16

Infectious Mononucleosis

Infectious mononucleosis, or "mono," is a group of symptoms caused by the Epstein-Barr virus. One potential symptom is a pink rash that looks like the measles.

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17

Postpartum Depression

Postpartum depression affects as many as 13 percent of new mothers. In the U.S., that's half a million women. Learn about symptoms, causes, risks, and more.

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18

Celiac Disease (Gluten Intolerance)

Celiac disease is a digestive disorder caused by an immune reaction to gluten. Symptoms vary but can include arthritis, fatigue, and abdominal symptoms.

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19

Systemic Lupus Erythematosus

Systemic lupus erythematosus (SLE) is an autoimmune disease and the most common type of lupus. One of its common symptoms is a rash on the cheeks and nose called a "butterfly rash."

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20

Pneumonia

Pneumonia is an infection of the lungs. General symptoms include chest pain, fever, cough, nausea, and difficulty breathing. Blue skin, high fever, and bloody mucus are serious signs.

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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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