Your immune system has feelings, too. Take care of your body AND your mind. #TEDTalks

Your immune system is more socially aware than you think, says social neuroscientist and psychology professor Keely Muscatell. Investigating the interconnectedness of your mood and your inflammatory system, she offers an evolutionary reason as to why being sick may make you feel depressed — and vice versa.

Post from TED on July 14, 2025