Unplanned weight loss means losing weight without trying to. It may be caused by a medical problem, so be sure to see your doctor if you are losing weight without trying. If you are losing weight because you're exercising more or eating less, that's normal weight loss.
If your weight loss is caused by a medical problem, such as an overactive thyroid gland, digestive problems, or depression, your doctor will treat that problem. Your doctor may also suggest a change in what you eat. In some cases, the doctor may prescribe medicines that help you gain weight.
Watch closely for changes in your health, and be sure to contact your doctor if:
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