Photos rotate to email recepients

[gregsho]

When I attach a regular photo to an email the recipient always receives the photo rotated 45degrees . Iphone5s using yahoo as my default mail acct. I always select medium as the size of the attached photos Anyone have a solution to this ?

 

[Ledsteplin]

When I attach a regular photo to an email the recipient always receives the photo rotated 45degrees . Iphone5s using yahoo as my default mail acct. I always select medium as the size of the attached photos Anyone have a solution to this ?

What device are you using? PC, phone?