Definition of trial and error. : a finding out of the best way to reach a desired result or a correct solution by trying out one or more ways or means and by noting and eliminating errors or causes of failure; also : the trying of one thing or another until something succeeds.
Causes of Type 2 diabetes may include these medical conditions: Metabolic syndrome - a syndrome with 4 key features (diabetes, hypertension, obesity/overweight, and high cholesterol). Hemochromatosis - iron overload causes pancreas damage that can mimic Type 1 or Type 2 diabetes.
1 Low folic acid (vitamin B9) levels are associated with declining mood. 2  A stroke can mimic Alzheimer's disease. 3  Parkinson's is a disorder that features resting tremor, slowed movement, and gait disorder, and sometimes first manifests as amnesia. A stroke can mimic Alzheimer's disease. 2  Parkinson's is a disorder that features resting tremor, slowed movement, and gait disorder, and sometimes first manifests as amnesia. 3  Thyroid disorder is also a condition that can cause brain dysfunction.