Body Composition and your Health Health.
How much muscle and fat are our bodies made up of?
Ageing
As we age, we loose muscle. This is known as sarcopenia.
The benefit of doing muscle exercises such as lifting weights, even light weights, is that is builds muscle.
Muscle weighs more, it can explain why you aren't loosing weight. It also needs more energy to survive, so having more muscle can lead to weight loss.

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