Dear in pregnancy,breathing difficulty happens due to harmonal changes,your growing baby pushes your uterus,against diaphragm, it is normal, follow these steps it might be helpful for you...
Precautions for breathing difficulty in pregnancy...
Include more fruits and vegetables in your diet,avoid packed foods,oil fried item,pastries,opt for healthy snack option,this will control your weight gain,and also provide you to breath easy
It is essential to drink two to three litres of water daily,avoid tea, coffee,cola,it will make you dehydrated,can include fresh juice,soup,buttermilk
Iron rich foods
If you are Anemic, breathing difficulty may be higher,so it is essential to include iron rich foods like whole grain,cereals, fruits, veggies,nuts, dryfruits,meat,in your diet
Maintain good posture
Maintaining good posture to sit or stand,will allow lungs to breath effectively,will reduce breathing difficulty
You can try maternity yoga,there are few possess and breathing techniques like pranayama will help lot in breathing difficulty