What causes fatigue and weight loss? 66 possible conditions

Viewing 1 - 20 of 66 results

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

1

Anorexia Nervosa

Anorexia is an eating disorder in which obsessive worry about body weight and the food you eat can result in severe weight loss. Symptoms include constipation, missed period, and thinning hair.

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2

AIDS

HIV causes progressive failure of the immune system, making the body far more susceptible to infections and cancer.

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3

Anxiety

What is anxiety? Anxiety often manifests itself as an apprehension about daily life. Learn the basics with this overview of the types of anxiety disorders.

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4

Diabetes Overview

Diabetes is a group of chronic metabolic diseases caused by defects in insulin production or function. Advanced diabetes may cause stomach pain, nausea, dizziness, and cramps.

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5

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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6

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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7

Heart Failure

Right-side heart failure occurs when the right ventricle can't properly pump blood to your lungs to collect oxygen. Excessive fatigue, shortness of breath and abdominal bloating are signs.

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8

Hyperthyroidism

The thyroid gland produces a hormone that controls how your cells use energy (metabolize). Hyperthyroidism occurs when the body produces excessive amounts, causing rapid heart rates, weight loss, and heat intolerance.

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9

Peptic Ulcer

Peptic ulcers are sores that develop in the lining of the stomach, esophagus, or rarely in small intestine. They are usually caused by H. pylori, excessive NSAID or alcohol usage, smoking, or stomach cancer.

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10

Cirrhosis

Cirrhosis is severe scarring and poor function of the liver caused by long-term exposure to toxins such as alcohol or viral infections. Certain medications and disorder can also cause cirrhosis.

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11

Bipolar Disorder

Bipolar disorder is a serious mental illness marked by extreme shifts in mood, from mania to depression. In mania, a person may feel extremely excited, impulsive, euphoric, and full of energy. Depression might brin...

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12

Type 1 Diabetes

Type 1 diabetes is a chronic disease. People with type 1 have high levels of glucose in their blood. Glucose is a natural sugar that your body uses as a source of energy. It is obtained from food. Extra glucose i...

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13

Underactive Pituitary Gland (Hypopituitarism)

Your pituitary gland is located just below your brain. It releases eight hormones that each plays its own role in your body processes. Functions range from stimulating bone growth to prompting your thyroid gland t...

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14

Hodgkin's Disease

Hodgkin's disease is a type of lymphoma. Lymphoma is a blood cancer that starts in the lymphatic system. The lymphatic system helps the immune system get rid of waste and fight infections. There are two main types o...

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15

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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16

Hookworm Infections

Hookworms are parasites. This means they live off other living things. Hookworms affect your lungs and small intestine. Humans contract hookworms through roundworm eggs and larvae found in dirt contaminated by feces...

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17

Lactose Intolerance

Lactose intolerance is the inability to break down a type of natural sugar called lactose . Lactose is commonly found in dairy products, such as milk and yogurt. A person becomes lactose intolerant when his or her smal...

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18

Emphysema

Emphysema is a disease of the lungs. It occurs most often in smokers. It also occurs in people who regularly breathe in irritants.

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19

Celiac Disease (Gluten Intolerance)

Celiac disease is a digestive disorder. It is caused by an immune reaction to gluten. Celiac disease is also known as: sprue nontropical sprue gluten intolerance gluten-sensitive enteropathy Gluten is a protein found i...

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20

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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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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