Polio found in New York wastewater as state assesses virus' spread
The discovery of the disease from wastewater samples collected in June means the virus was present in the community before a confirmed case was made public July 21.
Polio case found in US suburb, first in a decade
Polio symptoms include flu-like symptoms such as a sore throat, fever, tiredness and nausea, the CDC says.
As Covid surges in US, health officials say vaccines remain key
Despite the rise in cases, the new variants should not be allowed to cause panic or 'disrupt our lives,' President Joe Biden's chief medical advisor Anthony Fauci says.
US CDC plans to improve international air contact tracing data collection
CDC estimates that between 2015 and 2019 about 80 to 130 distinct flights annually warranted at least one contact investigation 'compared to more than an estimated 25,000 distinct flights in 2020' and 17,000 passengers.
US CDC removes mask recommendation from monkeypox travel notice to avoid confusion
Around 30 countries where monkeypox is not endemic have reported outbreaks of the viral disease, with more than 911 confirmed or suspected cases mostly in Europe.
Virus might be behind mystery child hepatitis cases, US agency says
Adenovirus 41 is known to cause gastroenteritis in children, but 'it is not usually known as a cause of hepatitis in otherwise healthy children', the CDC says.
US extends Covid vaccine requirements for non-citizens at land borders
The requirements were first adopted in November as part of reopening the US to land crossings by foreign tourists after the borders had been closed to most visitors since March 2020.
US warns doctors to look for hepatitis in children as probe widens
The US Centers for Disease Control and Prevention says it is working with counterparts in Europe to understand the cause of the infections.
Shanghai cases hit peak of 27,000 as Xi reiterates urgency of Covid curbs
Under China's tough rules, even people without symptoms must go into quarantine at centralised facilities, where many people have complained about poor conditions.
US to extend transit mask mandate through May 3 amid Covid surge
The latest extension would keep the requirements, which had been set to expire April 18, in place through May 3 amid an increase in Covid-19 cases.
Omicron sub-variant BA.2 makes up 72% of Covid variants in US, says CDC
Overall Covid-19 cases in the US have dropped sharply after hitting record levels in January, but a resurgence in cases in parts of Asia and Europe has raised concerns that another wave could follow in the US.
US to end Covid-era order blocking migrants at Mexico border, sources say
Border arrests soared to record levels in 2021 during Biden's first year in office and are expected to climb even higher this year.
