Skip to main content

EN
FR
PT

Health topics
All topics »

A

B

C

D

E

F

G

H

I

L

M

N

O

P

R

S

T

U

V

W

Y

Z

Popular

Coronavirus (COVID-19)

Substance Abuse

Ebola Disease

Communicable Diseases

HIV/AIDS

Malaria

Water

Tuberculosis (TB)

World Tuberculosis Day 2019
Countries

All countries »

A

B

C

D

E

G

K

L

M

N

R

S

T

U

Z

News from countries

WHO and Ethiopian Artificial Intelligence Institute Explore Strategic Collaboration to Advance AI for Health
21 Oct 2026 | News Release

On the Frontlines of the Ebola Response, Dr Alain Mangolopa Kakule Fights to Save Lives
21 Oct 2026 | Feature Story

WHO's emergency response in Northern Ethiopia
21 Oct 2026 | News Release

Nigeria confirms imported case of Ebola Bundibugyo virus disease
20 Oct 2026 | News Release

Health diplomacy dialogue connects Nigeria's health priorities with global action
20 Oct 2026 | News Release

Spotlight

Congo
Staying active, engaged and thriving in older age
01 Oct 2026 | Feature Story
Newsroom
Media Centre

Feature Stories

News Releases

Programmes and Clusters News

Photo Stories

Statements and commentaries

Audio

Photo galleries

Headlines

As NCD burden grows, WHO calls for safer care across the patient journey
21 Oct 2026 | Feature Story

WHO's emergency response in Northern Ethiopia
21 Oct 2026 | News Release

On the Frontlines of the Ebola Response, Dr Alain Mangolopa Kakule Fights to Save Lives
21 Oct 2026 | Feature Story

WHO and Ethiopian Artificial Intelligence Institute Explore Strategic Collaboration to Advance AI for Health
21 Oct 2026 | News Release

Staying active, engaged and thriving in older age
01 Oct 2026 | Feature Story
Emergencies
Data and evidence
About us
About WHO in the African region »

About Us

Contact us

Governance

Leadership

Organizational structure

Programmes and clusters

Regional Director for Africa

Accountability »

Financial reports

General Programme of Work

Building a Healthier Africa, Together: A manifesto for transformation

WHO Africa / Media Centre / Infographics / Lassa Fever in Sierra Leone

Lassa Fever in Sierra Leone

Lassa Fever in Sierra Leone

Lassa Fever in Sierra Leone

download

LassaFever-infographic-Sierra-Leone.jpg (878.61 KB)

Related Health Topics

country

Regions

WHO Eastern Mediterranean Region
WHO European Region
WHO Headquarters
WHO Region of the Americas
WHO South-East Asia Region
WHO Western Pacific Region

Policies

Copyright
Careers
Privacy policy
Sitemap

About us

About Us
Contact us
Governance
Leadership
Organizational structure
Programmes and clusters
Regional Director for Africa

Contact us

General inquiries
Report misconduct
WHO country offices

© 2026 WHO — African Region

Twitter Facebook YouTube RSS LinkedIn