Which exercises in this activity might present challenges for a smoker but not a nonsmoker? Why would such exercises be challenging for them?

- running

- intense hike

- biking

- swimming

Explanation:

all of these activities are categorized as cardiovascular workouts. Since smokers experience severe damage to the lungs, they may experience difficulty participating in these activities. Someone with healthy lungs however, would be able to participate in these activities without excessive breaks, coughing, wheezing, etc

his week a heat wave will be hitting, and most of the country will be experiencing temperatures above average for july. due to humidity, the temperature outside can feel even warmer than it actually is. this adjusted temperature, often referred to as the “feels like” temperature is called the heat index. the chart shows the heat index, which is calculated based on temperature and relative humidity. use this chart to answer the following questions.