Typically, concrete has a density of 150 pounds per cubic foot, which means that a block of concrete that is one foot wide, one foot long, and one foot high would weigh 150 pounds. Water has the density of only 62.4 pounds per cubic foot..
Best foods: Saltine crackers or pretzels can help, says Dr. Lee, as does small quantities of dry toast or cereal. Ginger or lemon tea, fresh or frozen lemon slices, and peppermint also work. Worst foods: Greasy, spicy, or oily foods, caffeine, alcohol, and carbonated drinks can make nausea worse.
Many times, nausea after exercising is caused by dehydration. If your body does not get a sufficient amount of water before, during, and after exercising, you can become dehydrated. Dehydration is one of the most common causes of feeling nauseous after exercising. To keep from becoming dehydrated, you should try to drink a minimum of two cups of water roughly two hours before you start your exercise routine. 20 minutes before you begin your routine, you should drink 2 more cups of water.