Wearing a cloth face mask did not cause significant respiratory or cardiovascular changes during exercise, including heart rate, blood pressure, lactate, or oxygen saturation, regardless of exercise ...

If you have loved ones who are immunocompromised or not yet eligible for a COVID-19 vaccine, you know the problem: They need to wear high-quality masks for safety, but the masks can be uncomfortable ...

Your cloth face mask isn't protecting you against the coronavirus variant omicron, health officials say. As common as cloth face masks have become, health experts say, they do little to prevent tiny ...