Definición y Significado de "at a low ebb"

What is the origin of the idiom "at a low ebb" and when to use it?

The idiom "at a low ebb" originates from the concept of the ebb tide, which refers to the period when the tide is at its lowest point, signifying a state of decline or depression. The phrase is primarily used to describe a situation or a person's state of being when they are in a bad or weak condition, experiencing a low point or a downturn.