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Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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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.

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Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

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There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Map showing conservation areas as part of the Canadian Boreal Initiative. Map showing conservation areas as part of the Canadian Boreal Initiative.
The pineal gland is a part of the thalamus region of the brain. It secretes melatonin. The pineal gland is a part of the thalamus region of the brain. It secretes melatonin.
How to perform the concavity test and second derivative test for a function (Part 2) How to perform the concavity test and second derivative test for a function (Part 2)
How to find the domain and range of a function (Part 1) How to find the domain and range of a function (Part 1)
Water as Part of Body Fluids Water as Part of Body Fluids
For Transport, Put the Amputated Part in a Dry, Sealed Bag and Place It in Cool Water That Contains For Transport, Put the Amputated Part in a Dry, Sealed Bag and Place It in Cool Water That Contains
Video: Calvin cycle (The light-independent reactions )

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