Heard brain fog can be symptom of pms, but can it also be during a period? if so, what causes it & how can i get rid of sluggish/tired/foggy feeling?

Brain Fog is a combo: of feeling sluggish and forgetful. Common in PMS and blood loss during period. Keep track of periods, mood, thinking, energy. Adjust activities accordingly. Eat iron-rich foods (leafy greens, beans, eggs, meat). Maintain blood sugar, flaxseed to stay regular, get good sleep. Avoid caffeine and alcohol if it affects you. Seek medical/psychiatric evaluations to rule out anemia, ulcers, depression.