Do a good job in preventing the summer air conditioning favorite attack three major parts

The brain is short-circuited. People who often sit in air-conditioned rooms often say, "I feel dizzy, staring at Venus, and still forgetting things." The air conditioner has excessively adsorbed negative ions, which makes the positive ions in the room more and more, and the positive and negative ion imbalances also make people's brain nervous system imbalance. Hot summer