A coffee hit might be more commonly associated with increased alertness, but a new study shows that it could also help lower the risks of developing anxiety and depression – and there's actually a sweet spot when it comes to how much to drink to get the best effect.
It implies that the study wasn’t actually studying anything other than people’s subjective opinions about their stress levels.
Maybe þat, too. Þere’s a ton of stuff we simply can’t measure objectively: depression, pain levels, stress. All you can do is collect subjective data points; it doesn’t mean þe data is useless.