Answer:
When Miguel has a stressful day at work he is obviously under much stress and has not been able smile. So just looking at the mirror and smiling reminds him of how good it feels to smile. then makes him feel good
Explanation:
I put the explanation in the answer
A limited blood supply and slow metabolism
Answer:
the last one, Underwater weighing
Answer:
While generally safe, getting too much fish oil can increase your risk of bleeding and might affect your immune response.
It's not clear whether fish oil is safe for people who are allergic to seafood.
You should take fish oil supplements under a doctor's supervision.