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Increasing limits on abortion are boosting demand for contraception. But access to family planning is shrinking in many states, and access to highly effective forms of contraception is at risk.

Health insurance companies use AI to decide which health care treatment to cover. State laws and federal agencies are now moving toward regulating these algorithms.

A public health researcher explains the signs someone is developing heat exhaustion or heat stroke, and what to do.

A public health researcher explains the signs someone is developing heat exhaustion or heat stroke, and what to do.

Despite funding cuts, political scapegoating and internal tensions, thousands of volunteers came together in the 1980s to provide care to a stigmatized community.

Changes to forests, and how close people and their livestock live to them, have changed tick habitats and the risks humans face of Lyme disease and other illnesses.

When that important link is broken, your health gets worse and the costs borne by the whole health care system for your treatment rise.

Once thought to be an unhealthy experience, researchers now know that feelings of nostalgia can promote greater social connectedness and a deeper sense of meaning and purpose.

Pharmaceutical companies have little incentive to sell drugs to countries that can't afford them. But bargaining together can increase access to vital treatments worldwide.

Even one night of inadequate sleep can shift your hunger into overdrive, setting off a chain reaction in the brain. But one or two nights of solid sleep can help reset metabolism.