Compositions and methods for treating traumatic brain injury

2:

• The method of claim 1, wherein said traumatic brain injury is an acute, mild traumatic brain injury.

3:

• The method of claim 1, wherein said traumatic brain injury is a concussion.

4:

• The method of claim 1, wherein said method comprises administering valine, leucine, and isoleucine to said subject.

5:

• The method of claim 1, wherein said branched chain amino acid is in a composition with at least one pharmaceutically acceptable carrier.

6:

• The method of claim 1, wherein said subject is less than 35 years of age.

7:

• The method of claim 1, wherein said pathology is a headache.

8:

• The method of claim 1, wherein said pathology is reduced physical activity.

9:

• The method of claim 1, wherein said pathology is reduced sleep efficiency and/or sleep time.

10:

• The method of claim 1, further comprising administering acetate to said subject.

11:

• The method of claim 1, wherein said branched chain amino acids are administered orally.

12:

• The method of claim 1, wherein said method comprises administering to said subject a composition comprising valine, leucine, isoleucine, a flavor masking agent, a sweetener, and a flavoring agent.

(canceled)

14:

• The method of claim 12, wherein said flavor masking agent is a gluconate salt.

15:

• The method of claim 12, wherein said sweetener is sucralose.

16:

• The method of claim 1, wherein said branched chain amino acid is administered for at least 10 consecutive days.

17:

• The method of claim 1, wherein said method comprises administering at least about 50 g of valine, leucine, and isoleucine per day.

18:

• The method of claim 12, wherein said composition comprises valine, leucine, isoleucine, a flavor masking agent, and a sweetener in a ratio of about 1:1:1:1.3:0.9.

19:

• The method of claim 12, further comprising administering acetate to said subject.

(canceled)

21:

• A method for treating a headache in a subject in need thereof, said method comprising administering to said subject at least one branched chain amino acid, wherein said subject has a traumatic brain injury.

22-38. (canceled)

39:

• The method of claim 21, wherein the duration, severity, and/or presence of the headache is reduced.