Human Body Anatomy: Integrated Systems & Physiological Health

In the human body, health is maintained through the interconnectedness of organ systems, proper posture, and stable biochemical metabolism.

sugar in a wooden bowl

Lightheaded & Shaky After Eating Sugar

While you might be tempted to grab a sweetened beverage or sugary snack for energy, several hours later you may feel worse. Simple sugars cause spikes in blood sugar, resulting in feeling lightheaded or weak.

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Vitamin B tablets

How Much Vitamin B-12 Should I Take Daily?

Vitamin B-12, or cobalamin, is an important component for several metabolic reactions in the body. Although Vitamin B-12 deficiency is rare, it can result in anemia and serious cases of neuropathy and dementia. Daily recommendations for adults are 2.4 micrograms a day. B-12 is typically found in animal sources.

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