What does an increased pulse rate indicate about the heart rate and flow of blood in someone's body?

What is a small pants but the m word mean my friends call me that a lot im 5 year old

In which way does nicotine cause addiction? by stimulating the brain’s pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety

Last 5 benefits of physical activity and identify each benefit as either a physical mental and emotional or social benefit