By weight, the average human adult male is approximately 60% water. However, there can be considerable variation in body water percentage based on a number of factors like age, health, weight, and sex.
How to claim medical tax deductions. Once you've totaled your medical expenses for the year, fill out the appropriate form in your tax return. If you include medical expenses in your itemized tax deductions, make sure to save your medical bills and payment statements as proof.
1. You may be able to claim tax relief if you have to use your own money for travel or things that you must buy for your job. You can only claim relief on things that are just used for your work, and that you donât use in your private life.verview. You may be able to claim tax relief if you have to use your own money for travel or things that you must buy for your job. You can only claim relief on things that are just used for your work, and that you donât use in your private life.