7M+
Tobacco-related deaths worldwide every year
WHO, Tobacco and nicotine, 2026. Includes deaths from second-hand smoke.
Predictive prevention
for behavioral health
Explore our approach ↓The problem
Smoking cravings happen in the moment.
Support needs to meet them there.
4.5×
Higher odds of lapse associated with environmental and social cues
Perski et al., 2023. OR 4.53. Association, not a causal effect or a Limen outcome.
Our approach
A personal risk model.
Support at the right moment.
Limen is developing an approach that combines behavior and context with an individual risk model, to offer personalized support when it may be needed most.
A prompt to connect
Listen to a familiar voice or choose to call your supporter.
The team
Engineering, machine learning
and clinical insight
CO-FOUNDER
Afonso Cunha
Product & engineering
Mechanical and software engineering.
Startup experience.
CO-FOUNDER
Roberto Oliveira
Electrical engineering & ML
Electrical engineering.
Machine-learning research experience.
MEDICAL ADVISOR
Mónica Silva
Clinical guidance
Physician.
Medical perspective on product development.