Health

Scientist Riccardo Sabatini says we have the technology to read the human genome and predict things like height, eye color, age — all from a vial of blood.

To study dogs' brain activity, scientists had to train canines to hold absolutely still for eight minutes without restraint. But how do you get a dog to freeze that long inside a clanging MRI scanner?

Nearly half of all Americans over the age of 12 take prescription pain relievers, tranquilizers, sedatives or stimulants, according to a federal survey. And 16 percent of the time those drugs are misused by nearly 19 million Americans. Health officials are calling for more drug treatment, but also for more care in prescribing drugs in the first place.

There are signs that the virus is spreading. And the health system is ill-equipped to detect or care for babies born with microcephaly.