India, Feb. 14 -- If you struggle with social anxiety, your body might react differently to stress than others, and loneliness could be a big reason why. A new study suggests that people with high social anxiety tend to feel lonelier, which in turn is linked to a weaker cardiovascular response to stress. Specifically, researchers found that their blood pressure didn't rise as much during stressful situations, a reaction that could have long-term health effects. (Also read: Break mental health stigma: Tips to address social anxiety in teens )

The findings were recently published in the International Journal of Psychophysiology. Research has linked social anxiety to various health issues, including heart problems and high blood pressure. H...