
By KNVUL SHEIKH from NYT Health https://nyti.ms/2MW98HU



Common problems include depression, anxiety, post-traumatic stress disorder, bipolar disorder or schizophrenia, according to the World Health Organization. About 9% have a moderate to severe mental health condition.
The researchers have been developing a laser-based system designed to screen patients' blood from the outside -- spotting tumor cells as they pass through veins in the arm and eliminating the need for a blood draw.