My tongue have small spots of bleeding after...

My tongue have small spots of bleeding after eating a sour sweet and i think it stayed for two days  , what is the cause ?
- unsuitble food and diet 
- lack of vatimin C 
what to do for this :
1. have better mouth cavity hygine and use mouth wash 
2. take vitamin C suppliments 
3. avoid irritant food such as spicy or sour food 
about lack of sleeping , what are the causes ?
1. stress 
2. medication side effects 
3. unsuitble life style 
4. chronic pain and chronic disease 
5. hormonal imbalance 
how to treat you insmonia ?
1. put a plan to sleep and relax 
2. avoid any devices before sleep
3. avoid coffee and energy drinks 
4. have a healthy diet 
5. avoid stress
6. sleep in a comforty area 
7. exercise 
* and after this , if you still have sleeping issues , consult neurology doctor