No matter the effort you put into trying not to get spams or junks on your email, it ends up stressful.
According to a report from "LIFEWIRE" it's possible to hide spam emails in a "Spam" folder with the help of filters, but as it may be, some spams end up taking space or avoid being filtered out.
Maybe let's say 65%, but there is no guaranteed way to eliminate all spams from your inboxes, but "NEWSYB" lists few ways by which you can at least reduce the amount of spams you're receiving.

HOW TO STOP SPAM EMAILS
Harmless spam: Unsubscribe from commercial ad spam. Commercial ad spam are generally harmless, by any chance you are receiving commercial ad spam from a reputable company and you want it to stop, see how to unsubscribe from it, below.
1. Log in to your email
2. Open anyone of the commercial ad emails you'd like to unsubscribe from.
3. Scroll to the base of the message, select the link to unsubscribe from further promotional emails. Nevertheless, if you didn't subscribe to the promo email, then delete the message.
4. That's it �
PS:
Harmful spam: Block and Mark such messages as "spam" . Thanks for reading, help us share �
newsyb..com

I've noticed the amount of spam emails I get of recent has reduced drastically.
It means the yahoo boys who work around the clock, bombing unsuspecting accounts, are slowly losing faith in the effectiveness of the strategy.