The air in 圣玛丽亚-达塞拉 feels a bit thick today, like a room that hasn't been aired out. You might notice a slight heaviness when you take a deep breath, and the sky looks a little hazy. It's not terrible, but it's not as crisp or fresh as we usually get around here.
If you're generally healthy, going outside for a short walk is fine, but I'd hold off on that long jog or any heavy gardening. Opening the windows wide might not be the best idea either, as the air won't do you any favours. Stick to a lighter pace if you have to be out and about.
For those with young children, older folks, or anyone who has trouble with their breathing or heart, today is a day to take it easy indoors. It's smart to keep the windows closed and skip any outdoor exertion, just to be on the safe side. The air is simply not as kind to them right now.
The good news is that this usually passes quickly, and a breeze or a change in the weather often clears things up by tomorrow. For today, just be a little more gentle with yourself and the family. A quiet day at home is a perfectly sensible plan.