FAHAMU MTU MREFU NA MFUPI ZAIDI DUNIANI

 Robert Wadlow raia wa marekani ndie mtu mrefu zaidi duniani ana urefu wa 8ft11in*( http://www.thetallestman.com/robertpershingwadlow.htm)

May 1936, Robert Wadlow at 18 years old with his mother and (half of) brother Harold Jr.

Kwa upande mwingine Chandra Bahadur Dangi raia wa napal ndie mtu mfupi zaidi duniani ana urefu wa kwa 54.6cm(http://www.dailymail.co.uk/news/article-2106281/Shortest-man-world-Chandra-Bahadur-Dangi-smallest-man-21-5-inches-tall.html)

 Kwa tanzania inasemakana Baraka Tolu ndo mrefu zaidi ya Hashim Thabit