anything done or to be done; anything requiring action or effort; business; concern: an affair of great importance. 2. affairs, matters of commercial or public interest or concern; the transactions of public or private business or finance:
Hyperlactatemia is defined as a persistent, mild to moderate (2-4 mmol/L) increase in blood lactate concentration without metabolic acidosis, whereas lactic acidosis is characterized by persistently increased blood lactate levels (usually >5 mmol/L) in association with metabolic acidosis.
If you are asking what blood glucose level is considered dangerous; then, you should know that it all depends on your current health situation. However, the dangerous sugar levels, where the symptoms of hypoglycemia will occur, are considered those less than 40 mg/dL. Shaking, nausea, tremors, sweating or increased heart palpitations are some symptoms to recognize your blood sugar is dropping.