 
 <prompt> Wetin dey make shift-work unsafe for your heart? Based on di previous question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: ```Shift-work or chronic jet-lag get serious effect for body circadian and metabolic events. Animals wey dem force make dem chop during their resting time dey show say dem get increased body mass and dem genes wey dey control time and metabolism dey change.[medical citation needed] For humans, shift-work wey dey make person chop at irregular times dey cause say insulin no dey work well again and body mass dey increase. Shift-work also dey bring increased risk for cardio-metabolic syndrome, hypertension, and inflammation.``` 