It’s a good idea to run the pool pump while swimming because your filter and skimmers will be active to help keep the water clean. Additionally, if you have pool features, you would naturally keep those pumps running while you swim. However, it’s not a requirement to run your pump while you swim.

If you wait until fall or winter, you might see sales on pools and pool materials, enabling you to save a good amount on this home improvement project. Sometimes pool servicing companies try to make space for next year’s inventory, or the materials are cheaper when fewer construction projects happen during colder months. 

Yes. A pool pH too high may result in a rash, red, or stinging eyes for swimmers. It means chlorine isn't as abundant as it needs to be to neutralize germs. A pH that is too low means the water is too acidic, which can cause similar bodily irritation and damage to your pool's lining and the surrounding plaster, stone, or tile.

While you shouldn’t notice water that has an appropriate amount of chlorine in it (less than 4 parts per million), you could feel sick from drinking overly chlorinated water. Chlorine exposure can cause nausea, vomiting, coughing, and dizziness. Chronic chlorine exposure (meaning multiple or repeated instances) can make you feel like you have the flu, according to the CDC.