HIV crossed from chimps to humans in the 1920's in what is now the Democratic Republic of Congo. This was probably as a result of chimps carrying the Simian Immunodeficiency Virus (SIV), a virus closely related to HIV, being hunted and eaten by people living in the area.
<span>The stability that comes from the trunk and the spine.</span>
Answer: Reduces your dementia risk.
Decreases your osteoporosis risk
Improves your sex life!
Explanation: