Changes in diet or appetite. COPD (chronic obstructive pulmonary disease) exacerbation — worsening of symptoms. Jump to Differences in men and women - However, unintentional weight loss may be a sign of one of these medical conditions.
Muscle loss , or muscle wasting, can lead to unexpected weight loss. Rheumatoid arthritis.
Inflammatory bowel disease. Chronic obstructive pulmonary disease. Weight loss is normal after pregnancy. Find out more from this WebMD slideshow about what can cause it. Nov Unintended weight loss can be a sign of a serious medical issue.
Unintentional weight loss can have underlying causes ranging from thyroid. Read about unexplained weight loss from Cleveland Clinic. Learn the definition of unexplained weight loss , the conditions that might cause it, and how it is .
A loss of appetite may be due to:. Jun Young healthy girl on home scales. Cancer in general can cause weight loss , but there are several types of cancer, such as lung. Find out the symptoms of cancer that too many women ignore.