Infectious diseases on NBC news.com

H7N9 bird flu spreads much like ordinary flu

The H7N9 bird flu can spread from one mammal to another – meaning it could also spread person to person, an international team of researchers reported Thursday. Full story

Latest on infectious diseases

Mystery illness strikes 7 in Ala.; 2 dead

New SARS cousin finally has a name : MERS

SARS-like virus spreads to health workers

CDC: 2012 was deadliest year for West Nile in US

WHO to visit hospital where SARS-related virus spread

Deadly ricin: Poisonous but clumsy weapon

Ga. pharmacy expands recall after eye infections

5 eye infections prompt Avastin injection recall

Fungus-infested bagpipes sicken lifelong player, 78

More recalls of US-made pet jerky treats, FDA says

Norovirus: Why washing hands isn't enough

Drug-resistant malaria threatens global 'nightmare'

Why it's so hard to get the flu vaccine supply right

Cough lasts 18 days, no matter what, study finds

Firm in fungal outbreak files for bankruptcy

CDC: Hidden fungal infections possible

Bacteria in skin prep? FDA ponders sterility

More fungi, bacteria in Mass. pharmacy drugs

4 new SARS-like virus cases found, WHO says

FDA: Fungal outbreak could happen again

Pharmacy owner won't testify about outbreak

FDA wanted to shut Mass. pharmacy in 2002

FDA finds bird, bugs, filth at Ameridose plant

Infections thwart fungal meningitis treatment

NYT: Second illness infects fungal meningitis patients

Fungal meningitis fallout: more drug shortages

More tainted drugs from fungal meningitis firm

Mumps outbreak traced to face-to-face schooling

Officials close another pharmacy after outbreak

Six new cases of fungal meningitis reported

Cases tied to fungal meningitis climb to 328

Fungal meningitis risk highest in first six weeks

Officials knew in 2002 of pharmacy's steroid problems

Amid debt crisis, Greece has new threat: Malaria

Fungal meningitis victims face uncertain recovery

Fungal meningitis outbreak isn't the first

Drug showed promise in clearing drug-resistant tuberculosis

FDA: Check all who got suspect pharmacy drugs

Criminal probe into firm tied to meningitis outbreak

More drugs implicated in fungal meningitis outbreak

NYT: After meningitis death, family members ask why

NYT: Meningitis cases linked to steroid injections in spine

Fungus meningitis sickens 12, kills 2

Yosemite workers offered hantavirus test

New virus in Africa looks like rabies, acts like Ebola

Texas learns from West Nile virus outbreak

Can secrets of Black Death pits help fight diseases?

CDC: Jump in West Nile cases in U.S. slows

FDA issues warning over anti-diarrhea drug

Early test suggests dengue vaccine possible

Private school vaccine opt-outs rise

Cute hedgehogs spread salmonella, CDC says

U.S. sounds global alert for Yosemite hantavirus risk

Ohio woman's death linked to new swine flu

Vitamin B3 may help fight staph infections

Legionnaires' outbreak kills 8 in Quebec

West Nile outbreak in U.S. surpasses 1,100 cases

Best ways to avoid West Nile virus

Cholera emergency declared in Sierra Leone

Is spraying for West Nile virus safe?

British anthrax death sparks outbreak concern

CDC: Boomers should be tested for hepatitis C

Health teams face real-life horror in Ebola battle

Antiseptic wipes from China pulled in U.S.

2 more suspected Ebola deaths seen in Uganda

Swine flu

Swine flu shot linked to narcolepsy, study finds New pig flu spreads to more people, CDC says Swine flu outbreak 15 times deadlier than thought Swine flu survivors built super flu antibodies 300 hospitalized in Britain's ICUs with flu

AIDS research and drugs

FDA approves new HIV drug from Johnson & Johnson Starting HIV meds quickly helps protect partner AIDS drugs can prevent infection, two studies show HIV prevention pill trial halted; no benefit seen Antibodies found that protect against AIDS FDA flags heart risk with HIV drug combo

Cold and flu

'Mystery' illness in Alabama mostly cold and flu New, stripped-down particle may make better vaccine Six more diagnosed with new bird flu in China Higher humidity may thwart flu virus Flu vaccine barely worked in seniors