Write a valide argument against the below student arguement
Hypothesis
People will live longer, happier, and more active lives if they regularly eat a diet that has proper nutrition.
Argument
1. Proper nutrition helps the immune system work at its peak, and helps people maintain a good weight, two things that lead to a longer life.
2. Proper nutrition helps people sleep better and improves mental health, thus increasing the likelihood of being happy.
3. People that regularly eat nutritious food have more energy and are usually more inclined to be active and productive in their daily lives.
4. People should eat a diet that has proper nutrition if they want to live longer, be happier, and have more active lives.