Pica is a symptom of iron deficiency that is a little more strange; it is an irresistible desire to consume non-nutritive ...

Symptoms can be subtle ... This condition occurs when you have low levels of red blood cells, which are responsible for carrying oxygen from your lungs to the rest of your body.

It falls under the umbrella of acute mountain sickness (ACS) or altitude sickness, a condition that can cause a variety of low-oxygen symptoms, including high blood pressure. At sea level ...

Iron is a vital mineral that supports red blood cell production and oxygen transport. When iron levels dip too low, it can lead to iron deficiency anemia, with symptoms ranging from mild to severe.

Low testosterone or testosterone deficiency, also known as hypogonadism, is a condition in which patients develop symptoms.

The oxygen desaturation index (ODI) is a measure of insufficient blood oxygen (low levels) during sleep. If you have a diagnostic sleep study, this measure can be one of the components in the report ...

Weakness, fatigue and lightheadedness are among the most noticeable symptoms associated with iron deficiency, says Nance.

Lower brain oxygen levels caused by sleep apnea were linked to changes to the white matter, which could lead to cognitive ...

All year, I’ve been keeping tabs on the H5N1 avian flu outbreak in dairy cattle and birds in the United States. As a ...

Carbon monoxide is a deadly gas that's produced when fossil fuels are burned. It's colorless, odorless and silent, making it ...