�y��vlog

When experiencing controlled fear – like jump scares in a zombie TV show – you get to enjoy this energized sensation, similar to a runner’s high, without any risks.

And there is nothing quite like the post-run feeling of the "runner's high", she says.

For those brave souls who want to boost their endorphins beyond a runner’s high, there is an optional cold plunge during the warmer months.

This increases bodily functions like heart rate, blood pressure and respiratory rate, says David Spiegel, professor of psychiatry and behavioral sciences at Stanford Medicine and director of the Stanford Center on Stress and Health.“It can provide a ‘rush’ like a ‘runner’s high.’

Bryant said there is a runner’s high and a rower’s high, and “a rowing high is the craziest high you’ll ever have.”