Can u see this code and tell whats wrong with it?

[AhmadKamal]

### Age Advanced TEST ##
months = age * 12
weeks = months * 4
days = age - 365
unit = input("Choose you Format age (Months, Days, Weeks}").strip().lower()
age = int((input("How old Are u? ")).strip()
if unit == "months" or m :
    print(f"{months}")
elif unit == "weeks" or "w" :
    print(f"{weeks}")
elif unit == "days" or "d" :
    print(f"{days}")