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Being fat.
My dickk
the hardest part is being away from home for a long period of time and not being able to see your family as much as you might want to
The hardest part of a being a parent is watching your child grow up and they can't live with you anymore and move to another house
The hardest part about being a pediatrician is that you could get sick yourself from taking care of sick children. Also, you will be in a germy hospital.
Cleaning cooking
The challenges of being an astronaut include the rigorous physical and mental training, being away from family and friends for long periods, adapting to microgravity, and facing potential risks associated with space travel such as radiation exposure and isolation.
The intolerance of other people.
you have to research alot of stuff
1
In explaining a certain Phenomenon ---------------- Zharael--------- :D
well proably getting ready for it