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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

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The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

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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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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.

Each New DNA Strand Grows from Its 5' End to Its 3' End p2 Each New DNA Strand Grows from Its 5' End to Its 3' End p2
Pap smear. Cells of the cervix (shown in the center) change in appearance as they progress through Pap smear. Cells of the cervix (shown in the center) change in appearance as they progress through
Abruptio placentae. The placenta becomes prematurely detached from the uterine wall. Abruptio placentae. The placenta becomes prematurely detached from the uterine wall.
Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg
Abruptio placentae. The placenta becomes prematurely detached from the uterine wall. Abruptio placentae. The placenta becomes prematurely detached from the uterine wall.
(A) Dilation stage: uterine contractions cause dilation of the cervix; (B) expulsion stage: birth, ... (A) Dilation stage: uterine contractions cause dilation of the cervix; (B) expulsion stage: birth, ...
Video: Bond in biological molecules (Ionic, Covalent and Hydrogen bonds)/ How atoms bond?

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