Yes sugar contains calories.
Yes, but you can give them sweets about three times a week. It's acually good to give them a lot of sweets without rotting their teeth because if you give then something sugary before you ride, they will be more softer on the bit.
yes
yes
Yes.
yes
True
yes
If you feed a horse alot of sugary treats, yes. One or two is OK once in a while though.
True
Horses are not plagued by dental cavities, so not sugary treast wikk not cause cavities. Limiting the amout of these treats is cautioned though because the horse may come to expect the treats and become 'spoiled', with an increased tendency to bite when a treat isn't given.
yes on howrse yes
It sure can! The horse will get cavities in its teeth if you feed it too many sugary treats.