The production of silk originates in China in the Neolithic (Yangshao culture, 4th millennium BCE). Silk remained confined to China until the Silk Road opened at some point during the later half of the first millennium BCE.
Shift work eating tips:Whole grain, carbohydrate-based and low-fat foods tend to make us sleepy, which makes them an excellent choice for a meal before bed. Protein-rich foods keep us alert, which makes them a good choice for meals and snacks eaten during an evening or night shift.
Bring it with you. Now, of course, the $100,000 question is where youâre going to find tuna, tofu, turkey, baby carrots and snow peas in the middle of the night. Perhaps the biggest challenge for shift workers who are trying to eat healthy is that vending machines and fast food is pretty much the only game in town.