Researchers at Grand Valley State University discovered spider webs effectively collect DNA from pests like hemlock woolly ...

Your doctor will quickly and gently move a cotton swab around the tonsil area in the back of your mouth. They’ll place it in a germ-free container and send it to a lab for testing.

BV is a common and easily treatable vaginal infection. And and at-home test can be a useful first step toward taking care of your health.

Traces of banned Chinese cotton were found in 19% of a sample of merchandise selling at U.S. and global retailers in the past year, a study showed, highlighting the challenges of complying with ...

Anyone eligible for cervical screening can now collect their own sample, with support from their healthcare provider. This is done by inserting a swab which is like a long cotton bud into your vagina, ...

Various tests can tell if a person has, or has ever had, an infection with SARS-CoV-2, the virus that causes COVID-19. Learn how and when to access one here.

Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but ...

Multiple social media posts circulating in South Korea claim that a 2020 research paper by academics at Johns Hopkins University in the US shows PCR swab tests for Covid-19 are actually "covert ...

TikTok influencer Stephanie Valentine made these Amazon cotton-swab lipsticks go viral, so we put them to the test.