This is the type of vitamin D that circulates in the blood. Itâs considered a good reflection of how much vitamin D youâve absorbed from sun exposure and taken in from foods. Levels of vitamin D are expressed in nanomoles/liter (nmol/L) or nanograms/milliliter (ng/mL). According to the Office of Dietary Supplements (ODS), the results can indicate the following:
Other Health Conditions. On rare occasions, being tired after a meal or simply sleepy all the time could be a sign of another health problem. Diabetes, anemia, underactive thyroid, celiac disease, food intolerance, and sleep apnea can make post-meal drowsiness worse.
It may take hours to fully digest fried foods. If you go to bed after eating fried foods, you will likely have trouble falling to sleep due to stomach pains, cramping and acid reflux, Remmer says. Sugar is meant to give you an instant boost of energy -- so having a few pieces of candy isn't the best idea before bed.