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Did you know?

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.

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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

How genes produce proteins that determine traits in a simple dominant-recessive relationship. How genes produce proteins that determine traits in a simple dominant-recessive relationship.
Relatively simple changes in Hox genes control limb formation in tetrapods. Relatively simple changes in Hox genes control limb formation in tetrapods.
simple squamous simple squamous
Healed bone fractures can provide clues about activities and fresh fractures can yield information a Healed bone fractures can provide clues about activities and fresh fractures can yield information a
Simple and Complex Carbohydrates Simple and Complex Carbohydrates
Hospice care is based on the belief that when death is inevitable, professional caregivers should ... Hospice care is based on the belief that when death is inevitable, professional caregivers should ...
Video: Cardiac Cycle (Part 2 of 4)

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