Dr. Joseph Mercola - Take Control of Your Health
Exposure to Bright Light at Night Increases Heart Disease Risk
24 Nov 2025
Exposure to artificial light at night disrupts your body's natural sleep-wake rhythm, raising your risk of heart disease, heart attack, stroke, and heart failure A large-scale study found that adults living in the brightest nighttime environments had up to a 56% higher risk of heart failure and a 47% higher risk of heart attack compared to those in the darkest settings When combined with air pollution, bright night environments amplify cardiovascular risk even more โ nighttime light accounted for up to 39% of the extra heart failure risk linked to polluted air Nighttime light not only harms your heart but also increases the risk of mental health disorders, including depression, anxiety, PTSD, and bipolar disorder, while reducing exposure to bright daylight worsens these effects Restoring a natural light-dark cycle โ bright days and truly dark nights โ helps regulate your hormones, protect your heart, improve mood, and reduce your risk of chronic disease
No persons identified in this episode.
This episode hasn't been transcribed yet
Help us prioritize this episode for transcription by upvoting it.
Popular episodes get transcribed faster
Other recent transcribed episodes
Transcribed and ready to explore now
3ยช PARTE | 17 DIC 2025 | EL PARTIDAZO DE COPE
01 Jan 1970
El Partidazo de COPE
13:00H | 21 DIC 2025 | Fin de Semana
01 Jan 1970
Fin de Semana
12:00H | 21 DIC 2025 | Fin de Semana
01 Jan 1970
Fin de Semana
10:00H | 21 DIC 2025 | Fin de Semana
01 Jan 1970
Fin de Semana
13:00H | 20 DIC 2025 | Fin de Semana
01 Jan 1970
Fin de Semana
12:00H | 20 DIC 2025 | Fin de Semana
01 Jan 1970
Fin de Semana