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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

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The horizontal fraction bar was introduced by the Arabs.

Laparoscopy. A lighted endoscope specialized for insertion into the abdomen, called a laparoscope, i Laparoscopy. A lighted endoscope specialized for insertion into the abdomen, called a laparoscope, i
The Great Stupa, Sanchi, Madhya Pradesh, India, view of the West Gateway. The Great Stupa, Sanchi, Madhya Pradesh, India, view of the West Gateway.
The larynx, trachea, bronchi, and lungs with an expanded view showing the structures of the alveolus ... The larynx, trachea, bronchi, and lungs with an expanded view showing the structures of the alveolus ...
Exterior View of The Temple of Hera I, Poseidonia (Roman Paestum) Exterior View of The Temple of Hera I, Poseidonia (Roman Paestum)
Development of the Nervous System: Dorsal View Development of the Nervous System: Dorsal View
Superior view of lumbar vertebrae Superior view of lumbar vertebrae
Video: Introduction to filtration - filtrate formation and composition

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