I believe this is two, you walk facing the traffic, so that a car is not coming up behind you.
Answer:
Tobacco. Smoking during pregnancy increases the risk of health problems for developing babies, including preterm birth, low birth weight, and birth defects of the mouth and lip. Nicotine is a health danger for pregnant women and developing babies and can damage a developing baby's brain and lungs. This could really harm the baby.
Infertility would be you answer
The stretching of the wrists in circle to stretch out is a type of a non-locomotive motion which is a motion that does not require displacement in the place. In this case,the stretching of the hands is a movement to combat repititive stress in typing the keyboard in this case