Bacteria
A woman's face swelled up after popping a pimple. She had to get treated for a potentially dangerous infection.
A TikTok user popped a pimple above her lip. The area swelled up and she got a fever, later diagnosed as a staph infection.
California mother lost all her limbs from bacterial infection after eating undercooked tilapia
A California woman reportedly spent a month in the hospital fighting a bacterial infection, before having all her limbs amputated.
A giant seaweed mass heading for Florida's beaches is full of potentially dangerous bacteria that threatens a 'pathogen storm,' a study found
The bacteria Vibrio can stick to the plastic debris in a vast mass of Sargassum seaweed headed toward beaches in Florida and Mexico in June and July.
Ticks die when they bite him. This man's immunity to ticks could pave the way for a tick vaccine.
Richard Ostfeld has been bitten by hundreds of ticks but has never developed any tick-borne diseases. He has what's called acquired tick resistance.
A college wrestler almost lost his leg after a regular bruise turned out to be a 'flesh-eating' infection
A 'flesh-eating' infection saw 23-year-old Peyton Robb also develop acute heart and kidney failure.
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Buying used sex toys can save you big bucks. Experts reveal what's safe to buy and what you should skip.
Sex toys like dildos and vibrators could harbor bacteria and viruses, even if cleaned. Here's how to shop for second-hand devices and clean them properly.
Hotel chief apologizes for only changing the water in a spa bath twice a year instead of once a week, report says
The traditional Japanese bath was found to contain potentially deadly bacteria, CNN affiliate TV Asahi reported.
FDA says to avoid potentially contaminated eye ointment amid a multistate bacterial outbreak linked to one death and vision loss
Over 50 people across 13 states have tested positive for a drug-resistant bacteria found in contaminated eye drops made by India-based Global Pharma.
Eye drops have been linked to death and vision loss in a multi-state bacterial outbreak. An eye doctor recommends 3 steps to make sure your eye drops are safe.
EzriCare Artificial Tears were recalled after they were linked to a drug-resistant bacteria in 55 people. Here's how to know if your drops are safe.
A new cholera outbreak is killing hundreds in Haiti. Scientists think it's the same strain that was brought to the country by UN troops more than a decade ago.
The current strain of cholera fueling an outbreak in Haiti is likely related to the strain that caused the 2010 outbreak, according to scientists.
Strep A is surging in the UK and has already killed at least 19 children. Here's why it's taken so long to make a vaccine against this deadly pathogen.
Some researchers are working on a strep-A vaccine, but it will be a long time before one is available.
What happens to your body after you die, in 13 steps
Body decomposition is a gruesome intricate process. Here's a step-by-step guide to what happens to your body, in 13 steps.
Melting ice in Alaska is forming new lakes full of bacteria 'belching' methane into the atmosphere, NASA scientist warns
The lakes — called thermokasts – form when permafrost melts, causing the ground to collapse several feet. They may worsen climate change.
A woman claims she suffered a stillbirth after drinking smoothies with listeria-contaminated spinach, and now she's suing her grocery store
Days after drinking smoothies with spinach, a woman suffered a stillbirth. The spinach was later recalled for listeria, which can cause miscarriage.
Infections in Mississippi are first signs that a type of deadly bacteria from the tropics is now living in the US
Climate change may have made the Gulf coast more hospitable to the bacteria. The risk of getting sick is low, but infection can be fatal.
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CDC raises alarm over mysterious listeria outbreak that's caused a death, a pregnancy loss, and sent dozens to hospital
The agency issued an investigation notice Thursday amid an uptick in people getting sickened, including five pregnant women, one of whom miscarried.
Photo shows newly-discovered bacteria so large they are visible to the naked eye
This creature was discovered by chance in a Caribbean mangrove. It is surprising not only for its size but its DNA-encasing internal membranes.
Biologists reconstruct ancient genome of E. coli bacteria from the gallstone of a 16th century mummy
Researchers analyzed the mummified remains of an Italian nobleman who died in 1586, and whose well-preserved body was recovered in Naples in 1983.
4 reasons wearing shoes inside is bad for your health, from 'forever chemicals' to hidden poop germs
Potential health hazards like bacteria and toxic chemicals can track into your home via the soles of your shoes, environmental health researchers say.
A teen was hospitalized after eating bad takeout, and needed both legs and all his fingers amputated
A Massachusetts college student ate leftover rice, chicken, and lo mein with a friend. Within hours, both boys had vomited and one was in hospital.