Loss of flexibility can be cause by A. daily stretching
B. a sedentary lifestyle
C. fad diets
D. poor posture

D. Poor posture because Being flexible significantly reduces the chance of experiencing occasional and chronic back pain. Poor flexibility means more difficulty when performing your daily activities and can cause joint stiffness, muscle tightness, lower back pain and other postural, and health related problems.

Nothing will delay it, but drinking some lemon (squeeze 3) would cut it, making it last a few days, but its not good to do that. won't hurt you but the next month will be more cramps.. take some advils with you on the trip