One of the major reasons for developing mouth ulcers is stomach heat.
It is likely that if you are suffering from any stomach ailment, it might result in ulcers. Irregular bowel movements and constipation can also lead to mouth ulcers.
So, the 2nd house and the 5th will always have direct connection.

You will often find many rich people consuming good food mainly consisting of salad and fruit juices and what not as that is purely satvic diet and they go on to be more richer and richer.
While some resort on to eating outside food while they may have good finances but they will lose out on their health and the decay happens (8th house) and the FINAL OUTPUT of everything is 11th which also represents regular salary or source of income too.
Even in heat flow transfer, you will find that WARM AIR flows towards COLD AIR. (right to left)
How these concepts are related you might be wondering so let us understand in simple manner that Sun is the significator of health and also rules the 5th house as well.
Whenever Sun is in the left part of the chart like transiting mainly from 1st to 6th house, there’s a lot of coldness while transiting from 7th to 12th, the heat picks up and it gives results at it peak when placed in 10th house.
So suddenly if you consume something too hot or acidic during certain transits in your chart which are forming anti-planet inimical combination, these things can easily get triggered in the body.
It is always better to understand transits and see the type of food you might be consuming and how it is effecting you physically as well as personally.
Remedy – The remedy to cure issues around especially related to 2nd and 5th house is to do Shiv Sahastranam and also consume Aloe-Amla Juice regularly empty stomach in the morning.
Mudra
Vajra Mudra can also be done to solve these issues for LONG-TERM
