E. coli investigation widens
A bird flu vaccine that might work
New, more accurate TB test
Doctors recommend hepatitis vaccine for all children, whooping cough shots for adults
New report slams autism-vaccine link
Finding the source of SARS
Flu shots urged for high-risk groups
Flu-vaccine rationing ahead?
Bird flu: Migratory birds could spread flu
Vitamin C and colds: Healing power of vitamin C questioned
Drugs may not work: Taking antibiotics does little to treat lower-respiratory-tract infections
Warding off whooping cough: New vaccine could protect adults
Vaccine fears: Vaccine doesn't appear to cause digestive woe
Polio vaccine: Success of the inactive vaccine shot
Superbugs on the move: Skin infections caused by drug-resistant staph are becoming more common
Cervical cancer test: Women with HIV may be able to go longer between pap smears
Get your shots: Kids are often undervaccinated
Flu shots for kids: Vaccinating your child against the flu may not be worth it
Scary-sounding pathogens: Most kids get human herpesvirus 6 by age 2 (and live to tell the tale)
Chicken scratch: Deaths from chickenpox down after introduction of vaccine
Sex and disease: Immunology, more than behavior, explains syphilis outbreaks
What siblings are good for: Having younger siblings gives some protection against multiple sclerosis
HIV transmission: Uncircumcised men are at higher risk
HIV drug side effects: Doctors use implants to fill out facial wasting syndrome
Antiretroviral therapy: Researchers compare two drugs
Controlling tuberculosis: A study looks at the effectiveness of a WHO program
Chronic sinus infection: Antibiotics don't seem to increase bacterial resistance
Childhood shots: Studying the side effects of PCV
Tuberculosis: It may be easy to cure, but TB is still a problem
Pain-free shots: Anesthetic gel helps ease the pain for babies
ACE inhibitors: Widely used heart drug may be unnecessary for many patients
PCV vaccine: Guarding against pneumonia and ear infections in kids
Smallpox vaccine: Will it work if it's diluted?
Antibiotic resistance: Drugging healthy animals adds to the problem
Human papillomavirus: Young women's low-grade lesions usually go away on their own
Help for seniors: Vitamin E might help the elderly fight colds
HPV vaccine: A shot could protect women against most cervical cancers
What's in your food?: The effectiveness of lab testing for food-borne illnesses
MRSA outbreak: Infection spreads among Connecticut college football team
MMR vaccines: Are kids at risk of seizures once vaccinated?
Got the runs?: Diet restrictions may not help with travelers' diarrhea
Tainted blood: How safe is the U.S. blood supply?
Testing for TB: Who is getting tuberculosis in the United States?
Immunizations for kids: Measles vaccines are safe and effective
What's in your heart?: Researchers look for patterns in bacterial endocarditis
Risky circumcision: Old Jewish practice causes herpes
Spraying for mosquitoes: Pesticides should not cause worry for asthmatics
Dangerous drug combo: Antibiotic erythromycin doesn't mix well with some medications
Antibiotic resistance: Drug-resistant staph infections in a poor inner-city population
Learning about AIDS: Distance-learning programs help spread information
Fighting Hepatitis C: Why some overcome the disease without treatment
Vaccine risk: Hepatitis B vaccine linked to multiple sclerosis
SARS: The psychological effects of those quarantined
Watching your weight: Dieting can tweak the immune system
Childhood diseases: Whose kids are most likely to be unvaccinated?
Surgeon's little helpers: Flesh-eating maggots help prevent infection
Yeast infections: Diflucan helps those with chronic problems
Flu-resistant drugs: Are we prepared for an influenza pandemic?
Chinese herbs: There is no proof that herbal remedies help hepatitis C sufferers
Schizophrenia: Influenza in pregnancy might increase the risk. Maybe.
Gene therapy: Can HPV-infected cells be stopped from dividing?
Autistic kids: Vaccines with mercury are not shown to cause autism
Vaccines: Shots containing mercury do not adversely affect your child's development
West Nile Virus: A study examines patients a year after contracting the disease
Breathe easier: Flu vaccines help those with COPD
Two is better than one: A study examines whether a drug combo helps blacks with hepatitis C
Listen up!: Some patients struggle to communicate with their doctors
STDs: Rising or falling among young people?
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