Abt PE? Can u be a tad more specific?
It is recommended that you exercise within 55 to 85 percent of your maximum heart rate<span> for at least 20 to 30 minutes to get the best results from aerobic exercise</span>
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
Foods rich in iron help you maintain healthy red blood cells. Vitamins are also needed to build healthy red blood cells. These include vitamins B-2, B-12, and B-3, found in foods such as eggs, whole grains, and bananas. Red meats , and organ meat are high in nutrition which will increase the amount of red blood cells in your body.