Main content

Cigarette smoke vs e-cigarette vapour: whats the damage?
Michael Mosley examines a test that compares the impact of cigarette smoke and e-cigarette vapour on blood vessels with surprising results.
Duration:
This clip is from
More clips from E-Cigarettes: Miracle or Menace?
-
Trail - E-Cigarettes: Miracle or Menace?
Duration: 02:00
-
Who invented the e-cigarette?
Duration: 01:25
More clips from Horizon
-
The results are in...—2021, Horizon Special: The Vaccine
Duration: 02:02
-
Pluto’s first pictures—2020, Pluto: Back from the Dead
Duration: 02:30