The rite of summer across Washington-Baltimore involves stagnant episodes of air mass weather, characterized by oppressive heat and humidity and “pop-up” thunderstorms. Why do pop-up cells sometimes ...

Your pulse is the vibration of blood as your heart pumps it through your arteries. You can feel your pulse by placing your fingers over a large artery that lies close to your skin. The apical pulse is ...

The apical pulse is a pulse site on the left side of the chest over the pointed end, or apex, of the heart. It can indicate potential issues with a person’s heart health. The pulse, or heart rate, is ...