contributes to mental health issues, can disrupt sleep, contributes to weight gain, and reduces the ability of the immune system to fight disease. psyc 210

Stress

Explanation:

Stress -

It refers to the condition of mental and physical tension , is referred to as stress .

And the outcome of stress is harmful for the health , causing the person to get nervous , angry , difficulty in sleeping , weight loss or weight gain etc.

In case of long term stress condition , it may hamper the health to very extreme level .

Hence , from the given information of the question ,

The correct answer is stress .