1. Wearing bra while sleeping may reduce circulation. This makes your sleep uncomfortable. Go braless!
2. Pigmentation in portion where elastic is tighter is a common problem but wearing bar while sleeping make it worse. Sleep wisely.
3. Wearing a tight bra while sleeping can make you restless in the night. Restlessness will have adverse effect on your health.
4. Wearing bra while sleeping make you sweat more. This will also trigger skin irritation. Let 'e, breathe ladies!