Prolonged exposure to a volume greater than decibels is considered dangerous.
a. 70
b. 80
c. 40
d. 50

The answer is b. 80

if a sound reach 85 dB or stronger, it could permanently damage your hearing. The damage happen to the hari cells inside the cochlea.

The ammount of time we listen to it also affect how much damage it will cause.
Hearing loss affect more than 40 million americans

Eating right and exercising daily

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.