Testosterone is the main sex hormone present in males which is mainly responsible for reproductive growth, erectile dysfunction, growth of muscles and bones, etc. This hormone is in less in an amount in women. When this hormone gets lower in the body, it makes a person feel lethargic, weak and exhausted.
Read more: https://medium.com/@greenorganicsuppliments/why-use-the-best-testosterone-boosters-as-supplements-to-prevent-fatigue-b2e10233667a