1 Having high or low cholesterol does not exclude a person from donating blood. 2  Potential blood donors may be temporarily prevented from donating if they have a low level of iron (hematocrit) in their blood.
Headline Clickable. To keep food warm without overcooking, set your oven to the lowest temperature (which is probably 200 degrees F) and cover the food with foil.eadline Clickable. To keep food warm without overcooking, set your oven to the lowest temperature (which is probably 200 degrees F) and cover the food with foil.
If you are not eating within 2 hours--and you want to keep your food hot--keep your food in the oven set at a high enough temperature to keep the food at or above 140Â°F. (Use a food thermometer to check the temperature.) Side dishes, like stuffing, must also stay hot in the oven.Covering food will help keep it moist.ere's how to check your steps for food safety: 1  Separate raw meat, poultry and seafood from other foods in your grocery-shopping cart and in your refrigerator. 2  If possible, use a different cutting board for raw meat, poultry and seafood products.