There are more bacteria in your mouth than there are people in the world.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.
The DNA replication origin recognition complex
Summation of Heart Sounds, Wide Splitting of S2
Internal view of the heart with aorta, vena cava, and pulmonary arteries and veins.