Smoking cessation

Our sources steer away from smoking due to clear health risks.

Our sources say skip

For harmful habits and longevity.

Sourced from the doctors, PhDs and clinicians behind Entrain. Updated

Both sides, in their own words

Our sources differ. Compare their views and the context behind each one.

One side

“the most important thing to do as a smoker if you want to minimize your risk of all the associated problems is to just stop smoking”

a former research biochemist · source video · 00:00:20

The other

“Smoking cigarettes and excess alcohol consumption are definitely linked to reduced bone density.”

a licensed acupuncturist and clinician-educator · source video · 00:00:20

In their own words

One faithful sentence per source, linked to the moment it was said; quiet chips mark where money is involved.

a licensed acupuncturist and clinician-educator against
“Smoking cigarettes and excess alcohol consumption are definitely linked to reduced bone density.”

a licensed acupuncturist and clinician-educator · source video · 00:00:20

a board-certified cardiologist against
“Smoking damages the lining of the arteries and increases arterial age.”

a board-certified cardiologist · source video · 00:01:00

a GP with a Master of Public Health against
“Smoking damages the glycocalyx and accelerates microvascular disease and endothelial dysfunction.”

a GP with a Master of Public Health · source video · 00:48:00

a former research biochemist recommend
“A doctor would never take the position to not try to stop smoking despite low success; similarly, weight loss efforts must be encouraged.”

a former research biochemist · Instagram reel sponsored

Worth discussing with your GP, especially if you take medication or are pregnant. Entrain describes what is publicly taught; it does not prescribe.

The research our sources reach for

Peer-reviewed papers cited alongside this verdict, linked straight to PubMed.

On 5 September 2026, 340 studies in the library were compared by identifier with 72,389 Retraction Watch entries. No matching notices were found. This check does not establish study quality or validate a health claim.

Natural environment exposure

Time in nature is a simple, effective way to support mental and physical well-being.

Strong consensus

“spending time in the natural world or or having opportunities to kind of commune with other species or spend time in restorative natural environments is not something we can do without”

a licensed acupuncturist and clinician-educator · source video · 00:14:32

Zone 2 cardio

Zone 2 cardio is foundational for heart, energy, and mitochondrial health.

Strong consensus

“Exercise is one of the best ways is blood flows across the glycoalics that sheer stress releases nitric oxide. Zone two training is where I would start.”

a board-certified cardiologist · source video · 00:12:30

Sweating

Sweating through movement or heat supports natural detoxification and can help with overall vitality.

Strong consensus

“We remove or deplete deuterium by sweating pooing weeing and also sunlight it'll deplete deuterium as well”

a molecular biology PhD · source video · 00:16:50