The phrase "are updated regularly" is grammatically correct and commonly used in written English. It is typically used to describe a regular action or occurrence within a sentence. Here is an example: "The company's website features a news section where upcoming events and company updates are posted. These updates are updated regularly, ensuring that customers are always informed about the latest news and developments."
FoxAcid payloads are updated regularly by TAO.
The top stories are updated regularly on the guardian.co.uk front page.
The rules that Spamassassin uses to rate email messages are updated regularly.
These listings are updated regularly and are subject to change without notice.
And the entries are updated regularly as new contributions and innovations develop in the field.
Member companies are updated regularly on news and events in the Stanford biosciences and bioengineering community.
For each of the eight major American bases here, two kinds of conditions are updated regularly: "road conditions" and "demonstrations".
Several Web sites carry special spa deals that are updated regularly, among them: spafinders.com, spa-quest.com, spas.about.com and spamagazine.com.com
There are a lot of reasons: The math is simple, the numbers are updated regularly, the coverage is broad.
Frommer's is currently offering its London and San Francisco iPhone applications -- which contain the content of the associated guidebooks but are updated regularly -- free on iTunes.
Textbooks are updated regularly, but publishers say they went to extra lengths to capture the 2008 election by delaying publication and using the Internet.
Ludwig does not simply clarify my doubts with English writing, it enlightens my writing with new possibilities
Simone Ivan Conte
Software Engineer at Adobe, UK