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The correct structure for 2,3,3-trimethylpentane is
Osteoporosis
A condition where bones become weak and brittle due to loss of bone density, increasing the risk of fractures.
Bone Mass
The amount of mineral matter per square centimeter of bones, an indicator of bone density and strength.
Moderate Exercise
Physical activity that is of moderate intensity, raising the heart rate and breathing rate, but still allows one to carry on a conversation.
Water Aerobics
A form of aerobic exercise that takes place in shallow water, typically in a swimming pool, aiming to improve fitness and flexibility.
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