In the high-stakes battle against respiratory infections from avian flu to COVID-19 scientists have uncovered an unlikely ...

The skeletal system comprises 206 bones and has two main parts ... Dr, Bailey is a Virginia-based physical therapist and professor of anatomy and physiology with over a decade of experience.

Once the bacteria, known as Bordetella pertussis, is inhaled from an infected person coughing or sneezing, it attaches to the tiny, hair-like structures (cilia) that line the upper respiratory system ...