Dairy causes arterial blockage which affects the flow of blood to the penis, heart and even brain.

Source: https://www.pulse.ng/lifestyle/beauty-health/4-foods-that-cause-erectile-dysfunction-in-men/t9ywpgf

The neck hold maneuver, called a carotid control hold, restricts the flow of blood to a person's brain, rendering them temporarily unconscious.

Source: https://www.kunc.org/news/2023-10-04/what-to-know-about-elijah-mcclains-death-and-the-criminal-trial-of-two-officers

This type arises when a blood clot forms or shifts into a blood vessel, obstructing the flow of blood and oxygen to the brain.

Source: https://www.ibtimes.co.in/prevent-stroke-naturally-these-simple-tips-863695