
People may age “faster” if their father smoked during puberty, a study has suggested.
Experts said smoking among boys aged 15 and younger may cause damage to developing sperm cells which can be passed on to future children.

People may age “faster” if their father smoked during puberty, a study has suggested.
Experts said smoking among boys aged 15 and younger may cause damage to developing sperm cells which can be passed on to future children.