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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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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

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On average, the stomach produces 2 L of hydrochloric acid per day.

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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

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Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Countercurrent heat exchange in dolphin flippers promotes conservation of body heat. Countercurrent heat exchange in dolphin flippers promotes conservation of body heat.
Human immunodeficiency virus (HIV) Human immunodeficiency virus (HIV)
Structures of the human myelencephalon (medulla) and metencephalon. Structures of the human myelencephalon (medulla) and metencephalon.
Comparison of the human LEP and mouse ob/Lep genes Comparison of the human LEP and mouse ob/Lep genes
The regions of the human Y chromosome The regions of the human Y chromosome
Evolution of X and Y Chromosomes from Homologous Autosomes Evolution of X and Y Chromosomes from Homologous Autosomes
Video: Rena arc construction

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