Welcome to HCM
We understand your concerns
First of all smoking
cigarettes are bad for health. It can cause lung and wind pipe cancer and can be fatal.
Second, there is increased risk or cardiac problems.
You have noticed symptoms which you think are related to cardiac problems.
Therefore, to be on the safer side, please consult a general physician immediately.
There may not be any problem, it could also be psychological.
Wish you a good future.