New Dementia Prevention Method May Be Behavioral, Not Prescribed

As experimental drugs prove ineffective against increasing dementia cases in the U.S., researchers argue that improving eyesight can have an effect.

BY PAULA SPAN | NYTimes Health | Disclosure

When Abortion Pills Were Banned in Brazil, Women Turned to Drug Traffickers

With Roe v. Wade overturned, states banning abortion are looking to prevent the distribution of abortion medication. Brazil shows the possible consequences.

BY STEPHANIE NOLEN | NYTimes Health | Disclosure

Britain Declares National Incident After Poliovirus Found in London

BY APOORVA MANDAVILLI AND EUAN WARD | NYTimes Health | Disclosure

F.D.A. Set to Propose Lower Nicotine Levels in Cigarettes

BY CHRISTINA JEWETT AND ANDREW JACOBS | NYTimes Health | Disclosure

The C.D.C. recommends vaccinations of young children.

BY APOORVA MANDAVILLI | NYTimes Health | Disclosure

Tattoo Artists Face a Grayer Palette in Europe

Some pigments have been banned by the EU because they are deemed potentially hazardous to humans. Artists and manufacturers all over the world are scrambling to find suitable replacements.

By TED ALCORN | NYTimes Health | Disclosure

Not Just for the Birds: Avian Influenza Is Also Felling Wild Mammals

BY EMILY ANTHES | NYTimes Health | Disclosure