With low stress and high happiness, my mom is taking psycology and stress makes your life shorter
As a first-hand experiencer, I know it's D. Homocysteine!
Amino acids make up a protein chain
Answer:
A stretching your legs before a run
This can change the hormones in women and cause mood changes which can be drastic including things like depression, stress, and anxiety. It has not been known to cause PMS but has been know to make it worse.