Wide complex tachycardia is a general term that refers to conditions that cause an unusually fast heart rate and a particular pattern on an EKG. Tachycardia is when your heart beats unusually fast, ...

Complexposttraumatic stress disorder (c-PTSD or CPTSD) is a mental health condition that can happen after repeated or prolonged trauma. If you have CPTSD, you might have trouble feeling safe. You may ...

Generally, “inferiority complex” is an umbrella term describing chronic feelings of inadequacy and insecurity. People with an inferiority complex may experience chronic self-doubt, have low ...

Human breast milk has long reigned as the most complex known mammal milk. But another species might dethrone us: gray seals. In a study published November 25 in the journal Nature Communications, ...