A new study says adults need at least seven hours of sleep each night for best health.
A new study says adults need at least seven hours of sleep each night for best health. Handout Fotolia/TNS
A new study says adults need at least seven hours of sleep each night for best health. Handout Fotolia/TNS

Lack of sleep can hurt your workout — and lead to weight gain

March 14, 2016 10:21 PM