Sex & Relationship Handshake helps people sniff each other out! People sniff their hands twice as much after a handshake to help them pick up chemical signals about others, according to a new study. Ankit Pal 04 Mar 2015 20:18 IST Updated On 04 Mar 2015 20:26 IST Follow Us New Update NULL Read More Subscribe to our Newsletter! Be the first to get exclusive offers and the latest news Subscribe Now Read the Next Article