In this edition: Health insurance costs to spike, the quest for longer life and a crackdown on drug ads.

The billionaires fueling the quest for longer life. A network of ultrawealthy investors including Peter Thiel and Sam Altman are infusing the longevity industry with cash, betting on science they hope could one day reverse aging and extend lifespans.

Pregnant women using cannabis. More expectant mothers are turning to pot to ease pain, nausea and mental-health symptoms. Though research about cannabis’ effect on a fetus is sparse, concern from public-health officials is growing.

U.S. businesses face a major spike in health-insurance costs. Premiums for health coverage are expected to see the biggest increase in at least 15 years, after already steep boosts in recent years. Insurers say the rise is driven by the growing cost of healthcare services.

Are gel manicures a health hazard? The European Union recently banned a key chemical used in gel nail polish that makes manicures last longer, but the U.S. hasn’t taken similar action. Researchers say the science to quantify the health risks is still limited.

The Trump administration’s ‘Make America Healthy Again’ strategy. Newly released documents from Health and Human Services unveiled proposed changes to food, medicine and vaccine guidelines. But some MAHA supporters aren’t impressed.

Less booze for better runs. Drinking after big races used to be a ritual for elite runners. But as many top athletes have gotten faster over recent years, some are abstaining from libations to improve their performance.

Crackdown on drug ads? President Trump is cracking down on pharmaceutical advertising, but stopped short of the worst-case scenario–a moratorium on ads–some drug and ad executives feared. Still, some companies remain apprehensive about rule changes to advertising.

Novo Nordisk to cut 9,000 jobs. The Danish company’s move is part of the new chief executive’s strategy to revive the drugmaker’s fortunes in the booming weight-loss market.

A bright spot for healthcare. America’s labor market has slowed in recent months and if it weren’t for gains in the healthcare sector, it would barely be growing at all.

This newsletter was compiled by the WSJ’s Health & Science team. Follow us on X @WSJHealth and @WSJScience. Email us by replying to this newsletter. Got a tip for us? Here's how to submit.