Smoking is not the only thing that accelerates aging. Being alone and unhappy also has a greater impact.
Many ways exist for someone to harm themselves.
We may retreat into our shelves when we are feeling sad or lonely, or we might surround ourselves with people we know and trust to temporarily mask the pain. The effects of being alone and unhappy can be devastating, not only to our mental health, but also our physical health.
According to a recent study in the journal Aging, scientists have confirmed that loneliness and unhappiness can accelerate the aging of an individual.
Source:
https://interestingengineering.com/health/lonely-unhappy-quicken-aging-smoking
