Answer:

1. "When you exercise, it increases endorphins, dopamine, adrenaline and endocannabinoid these are all brain chemicals associated with feeling happy, feeling confident, feeling capable, feeling less anxiety and stress and even less physical pain McGonigal says.

2. Regular physical activity is proven to help prevent and manage noncommunicable diseases such as heart disease, stroke, diabetes and several cancers. It also helps prevent hypertension, maintain healthy body weight and can improve mental health, quality of life and well-being.

Explanation: hope it helps.