40 ways to stay sharp after 40

[ahlam1399]

http://static-global-s-msn-com.akamaized.net/img-resizer/tenant/amp/entityid/AAtJyp0.img?h=100&w=100&m=6&q=60&o=f&l=f&x=464&y=343Here's a terrifying fact: Once you top 40, your brain starts to shrink, putting you at risk for dementia. But you can stop it by taking steps to stay sharp.

أكثر... (http://www.msn.com/en-ca/health/wellness/40-ways-to-stay-sharp-after-40/ss-AAtJtrW?li=AAggV0S&srcref=rss)