World Health Organization (WHO) chief Tedros Adhanom Ghebreyesus has warned of the “immediate and long term impacts” of Israel’s targeting of Iran’s nuclear sites on “the environment and the health of people in Iran and across the region”.

“The escalation of violence between Israel and Iran is extremely concerning – and is costing the lives of civilians, including children,” Ghebreyesus said in a post on X.

The escalation of violence between Israel and Iran is extremely concerning — and is costing the lives of civilians, including children. The growing number of injured civilians are also distressing.
@WHO’s particular concern is the targeting of nuclear sites, which may have… pic.twitter.com/ECCXlxoBRy

— Tedros Adhanom Ghebreyesus (@DrTedros) June 17, 2025