You are looking at all articles byWachira Kigotho

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Male circumcision cuts HIV risk, UN urges caution

Circumcision can reduce the risk of HIV infection in heterosexual men by 50 per cent, according to two African trials.

15/12/06

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Stimulating leaf linked to heart disease

Chewing khat leaves is a common practice in East Africa and the Arabian Peninsula, but researchers now warn that …

31/05/06

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Donors 'must end neglect of African universities'

Donors should invest in Africa's universities so they can produce skilled personnel and stimulate economic …

13/03/06

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Drug tactic cuts childhood malaria by 86 per cent

In areas of seasonal malaria transmission, three doses of anti-malarial drugs could prevent one-third of deaths in …

27/02/06

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Male circumcision 'could protect women from HIV'

Male circumcision could reduce the risk of men passing HIV to female sexual partners by as much as one-third, say …

09/02/06

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Genetic codes of cattle-killing parasites cracked

A team from Britain, Kenya, and the United States has mapped the genome of two parasites that kill millions of …

04/07/05

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Decades of drought predicted for southern Africa

Researchers say that global warming will lead to persistent droughts in southern Africa and floods in the Sahel …

02/06/05

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