Medically reviewed by Michael Menna, DO Key Takeaways The circulatory system carries oxygen and nutrients throughout the body and removes waste.The lymphatic system helps fight disease by creating and ...

Experts weigh in on the 'eight glasses a day' guideline and reveal how much water your body actually needs to support overall health.

"Anytime you take an antibiotic orally or by IV, it's not immediately in the place it is supposed to be. It will get there by ...