Question: what does it mean when it feels like an elephant is sitting on your chest?
Answer: When it could be serious At the same time, you may have pressure, squeezing, heaviness or tightness in your chest, shortness of breath, nausea and sweating. If you have these, [if in the UK] call 999 immediately." Some people's description of a heart attack is that it was "like an elephant sitting on my chest".