The four types of dementia most people don't know exist

What most people think of when they hear the word "dementia" is memory problems and forgetfulness. But what people often don't know is that dementia can cause many different symptoms—affecting speech, behavior, sleep, motor ...

FDA warns biotech firm over cancer drug claims

The U.S. Food and Drug Administration (FDA) has warned a biotech company about claims that its bladder cancer drug could treat and prevent multiple types of cancer.

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