Causes for the Chest tightness are many.. so many people use to drink cold drinks, but not everyone gets chest tightness.. if u r getting chest tightness and gastric complaints with constipation after cold drinks. It might be u r sensitive towards it. Ur immunity is weakened.
Next Steps
carbo-veg particularly works in asthma and gastric. but u require it or some other remedies. needs some more details of ur symptoms.
Health Tips
avoid consumption of any kind of cold and packeted, bottled drinks. change ur lifestyle. avoid bad habits if u r addicted.
drink sufficient water, do breathing exercises, yoga and walking regularly.