Which is a long-term effect of sun exposure? a bright red rash after sitting in the sun
a stinging burn that is sensitive to touch
a change in skin complexion or sallowness
a cluster of freckles appearing on the skin

C , your skin color can change &’ you can’t get lighter

People who utilizes the progression principle will ensure their exercise program increases in frequency, intensity, time, and type. the changes need to happen gradually in order to ensure they make gains in their fitness program. a person who doesn't utilize the progression principle can still gain health benefits from exercising, but will not continue to improve in cardiovascular fitness.