Need advice on what is the the bad affects smoking weed?

Mood, energy, etc: If you have bipolar mood disorder or schizophrenia, marijuana can aggravate those illnesses. Children and early adolescents often are unsettled by the drug's psychological and behavioral effects. Otherwise, the major risks in healthy adult heavy users are lung problems and loss of energy and motivation . Some data suggest lower sperm count and weight gain, but not enough for most users to notice.