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Latest California Healthline Stories

Back From COP28, California Climate Leaders Talk Health Impacts of Warming

Three leading California officials who represented the state at the United Nations climate talks late last year reflect on climate change’s growing threat to human health — and explain what the state is trying to do about it.

Surge in Syphilis Cases Leads Some Providers to Ration Penicillin

Injectable penicillin is the go-to treatment for syphilis and the only treatment considered safe for pregnant people with the disease. But as rates of syphilis increase across the U.S., a shortage of the injectable has prompted some public health agencies to ration it.

Ketamine Therapy for Mental Health a ‘Wild West’ for Doctors and Patients

Ketamine, approved by the FDA as an anesthetic in 1970, is emerging as a major alternative mental health treatment, and there are now more than 500 ketamine clinics around the country. But with little regulation and widely varying treatment protocols, it’s a medical “wild West.”