This is the 11916th most frequent Russian word.
зарядка
"Зарядка" means "charging" (for a device) or "exercise" (physical activity).
In this sentence, 'зарядка' is used to mean 'exercise' or 'morning workout'.
Утро я начинаю с зарядки.
I start my morning with exercise.
Here, 'зарядка' refers to the act of charging an electronic device.
Телефону нужна зарядка, он уже разрядился.
The phone needs charging, it’s already out of battery.
In this context, 'зарядка' is colloquially used to refer to the charger device itself.