Eating habits for sure. Also metabolism and genetics play a big roll in it.
Answer:
Between 5 and 6 weeks, your baby sprouts two flipper-like buds that will lengthen and grow into arms, and by 7 weeks, two additional buds form that will become his legs. Your baby's hands and feet, which look somewhat like paddles at this stage, will form at the end of these buds.
Explanation:
Parkinson's disease is a deficiency of the neurotransmitter dopamine. Dopamine is responsible for how the brain deals with stress, especially the fight-or-flight response. Thus, it affects greatly on the movements of the body. Also, dopamine is responsible for information processing. That is why people with Parkinson's disease have trouble in retaining their memories or be in deep concentration.