Genetics

Viking DNA and the pitfalls of genetic ancestry tests

A middle-aged white man raises his sword to the skies and roars to the gods. The results of his genetic ancestry test have just arrived in his suburban mailbox. His eyes fill with tears as he learns that he is "0.012% Viking." ...

Diseases, Conditions, Syndromes

Why your kid's strep throat keeps coming back

Each year, some 600 million people around the world come down with strep throat. But for some children (and their parents) it's more than an occasional misery. It's a recurring nightmare. Yet, it was unclear why some kids ...

Oncology & Cancer

Q&A: Ovarian cancer symptoms and treatment options

DEAR MAYO CLINIC: A woman I work with was diagnosed with ovarian cancer two years ago at 60. She reportedly was having a lot of abdominal bloating and pain on one side after meals. I heard she had a recurrence recently, and ...

Oncology & Cancer

'Liquid Biopsy': Blood test gives 'real-time' picture of cancer

(Medical Xpress) -- A simple and cost-effective blood test could be used to monitor how a patient is responding to treatment and detect genetic faults in their cancer as they happen, according to a Cancer Research UK study.

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