Heavy lifting

Reader question: Please explain “heavy lifting” in this passage : “We’ve forgotten this very important fact: you have to remember that one day you will be dead and gone,” Julie Lythcott-Haims, a former Stanford University dean and the author of How to Raise an Adult, told Quartz at Work last year. - Jason Williams Throws Shade At Michael Jordan While Playing Down His 6 Championship Rings: “Jordan Don’t Get Those Rings Without Pippen.” FadeAwayWorld.net, August 12, 2022. It’s OK.” De Niro praised Chen, 46, for being the primary parent raising their daughter, Gia, 6 months “I don’t do the heavy lifting. You can’t avoid learning certain things and how you can deal with those and manage them and this and that, the usual.” - Robert De Niro Says Tiffany Chen Does ‘The Heavy Lifting’ Raising Their Daughter, Yahoo.com, October 16, 2023.