How hummingbirds evolved a sweet tooth decoded

Hummingbirds have evolved a sweet tooth that sets them apart from other birds and has made them highly specialised nectar feeders, Harvard scientists say.

Why fizzy drinks numb drinkers` sense of sweetness

Carbonation, which is an essential component of popular soft drinks, alters the brain`s perception of sweetness and makes it difficult for it to determine the difference between sugar and artificial sweeteners.

Liking for sweetness might help alcoholics kick the habit

Alcoholics who have a sweet tooth are more likely to kick the habit of using drug treatment.

Liking for sweetness might help alcoholics kick the habit

Alcoholics who have a sweet tooth are more likely to kick the habit of using drug treatment.