RONI CARYN RABIN

A pregnant woman is more likely to develop serious Covid-19 and to die of it. Several factors amplify the risks.

Citing costs, many hospitals are closing labor and delivery wards, expanding so-called maternity care deserts.

Death rates in the United States have increased in recent years, as they have in Europe, the W.H.O. reported.

A top research group is urging even women without genetic risks to have their fallopian tubes removed under certain circumstances.

The B.C.G. vaccine, more than a century old, has shown some promise against diabetes. The university’s move left parents and outside investigators concerned.

Killings of children and teenagers under 18 increased sharply in 2020, federal researchers reported. Black communities were disproportionately affected.

Draft recommendations by the agency describe dry eyes, visual disturbances and other side effects of the procedure. Surgeons say the benefits are being ignored.

In the pandemic’s first year, death rates linked to alcohol and drugs climbed among seniors as lockdowns and isolation spread.

As offices, restaurants and schools fill up, people are adjusting expectations and habits in another moment of deep uncertainty.

In a so-called natural experiment, two school districts in Boston maintained masking after mandates had been lifted in others, enabling a unique comparison.