Village life in Northern Nigeria
28 Jan 2008In the desert grasslands of Northern Nigeria, village life has changed little over the centuries. Many people still live in houses constructed of mud and thatch, use donkeys or cattle-drawn carts for ...
ERNEST SENAYA
ERNEST SENAYA:
health
Hereditary diseases
28 Jan 2008Many hereditary diseases are passed on within families from one generation to the next. Just as children may inherit normal features such as brown eyes or curly hair from one or both parents, children...
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health
oligospermia (Low Sperm Count)
28 Jan 2008A low sperm count (oligospermia) is one cause of male infertility. Although it takes only a single sperm to fertilize an egg (ovum), the odds of a single sperm reaching the egg are very low. A norm...
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health
Skin Types
28 Jan 2008Skin can be divided into various types according to its texture. It is essential to know the various types of skin, so that its treatment can be done accordingly. 1. Normal skin 2....
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health
Male Semen
28 Jan 2008Semen is a white or grey liquid, emitted from the urethra (tube in the penis) on ejaculation. Usually, each millilitre of semen contains millions of spermatozoa (sperm), but the majority of the vol...
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health
The Black Skin
28 Jan 2008Our skin is made up of three distinct layers: the epidermis, the dermis, and the subcutaneous layer. The only visible layer, the epidermis, is composed mainly of keratinocytes -- cells that provide a ...
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