Sarah is taking a new medication that decreases levels of serotonin. it would be predicted that this she would experience levels of sexual arousal. it would also be expected that she might experience ability to reach orgasm quickly.

Since serotonin can affect mood and behavior - increased balance of it in the brain means that generally a person is 'happier.' If Sarah takes a medication that reduces her serotonin levels, she'll likely have a more difficult time to reach orgasm quickly because her sexual arousal level will decrease.

White dwarf is very hot, but also very small and that is why it may appear dim.

The declaration of sentiments