How Social Media Can Affect Your Mental Health

The Aftermath of Digital Dopamine

Dopamine is a neurotransmitter, a chemical messenger in the brain that plays an important role in motivation, reward, pleasure, and learning. Dopamine is released when we anticipate or receive a reward. It reinforces behaviors by telling the brain, “This feels good—do it again.”

And social media does feel good — so good that we want to do it again, and again, and again…

From waking up to notifications to scrolling before bed, platforms like Instagram, Facebook, TikTok, and LinkedIn shape how we communicate, absorb information, and even view ourselves.

The Good Side of Social Media

At its best, social media helps people feel less alone. It’s a good avenue for people to stay connected with friends and family across distances, find communities around shared interests, and find support they might not otherwise have. For people dealing with chronic illness, mental health challenges, grief, or marginalization, online communities can offer validation, understanding, and a sense of belonging.

Social media is a powerful platform for voices to be heard. It provides reach and exposure, and a safe space where discussions about mental health can take place through advocacy, awareness campaigns, and honest conversations around anxiety, depression, and trauma. Seen from a creative perspective, social media can be an outlet for self-expression, boosting self-confidence, inspiring learning, and nurturing meaningful connections.

The Comparison Trap

Social media can induce comparison. Highlights such as curated photos, achievements, milestones, and moments of joy are, in actuality, polished versions of others’ lives that are often far removed from reality, painting a distorted picture of standards against which individuals make comparisons.

Constant comparison can induce feelings of inadequacy, low self-esteem, and a sense of “falling behind.” Research has revealed that heavy and prolonged use of social media can contribute to anxiety and depression, particularly when users engage in passive scrolling rather than active interaction.

The Need for Validation

Likes, shares, comments, and views can feel rewarding, but also create a dependency on external validation. Some users may start associating their self-worth with these engagement statistics. There is also a fear of missing out (FOMO), which further heightens stress, in that users feel excluded, disconnected, or left behind.

Sleep Disturbances & Emotional Overload

Excessive scrolling can disturb routines and lead to concentration problems. Late-night scrolling exposes the brain to stimulating content and blue light, interfering with natural sleep cycles. Moreover, constant exposure to news, opinions, crises, and conflict can create an emotional overload. Doomscrolling—the compulsion to seek out negative news—has been linked to heightened levels of stress, feelings of helplessness, and burnout.

Finding the Golden Mean

The answer lies in using social media more cautiously and meaningfully. Small changes can set the pace:

• Set boundaries: Limit screen time once you’ve decided to retire for the night.
• Curate your feed: Unfollow accounts that promote comparison or trigger distress; select channels that educate, inspire, or uplift.
• Engage actively: Meaningful interaction can be a healthier option over endless scrolling.
• Check in with yourself: Make a note of how different platforms make you feel, and change accordingly.
• Prioritize offline connection: Balance online interactions with real-world relationships and activities.

Laura Pearl is a psychotherapist in Upper East Side New York. She uses a number of science-backed therapies to help her clients develop a healthier relationship with technology and themselves.