More than 1,000 Americans got sick from lettuce infected with a diarrhea parasite.
The outbreak spread across multiple multiple states.
No cases were reported in Canada.
Health teams urge people to clean the lettuce properly and avoid raw salads unless the source is known.
COVID-19 has a secret route in the airways that leads to swelling intensified.
Doctors in the US taken out a young patient’s infected tissue after severe Streptococcus A caused necrotizing fasciitis and pneumonia.
A lab-made bone graft is now being tested to help people with bone cancer while keeping infections small.