Why do claims linking supermoons to increased crime or hospital admissions generally lack scientific validation?

Answer

Observed spikes are usually attributable to random chance or reporting bias

Rigorous testing often fails to establish a statistically significant link between full moons and incidents like violent crime or emergency admissions; observed correlations are frequently due to people remembering dramatic events that coincide with the full moon.

Why do claims linking supermoons to increased crime or hospital admissions generally lack scientific validation?
astronomysupermooneffect